A red classic 4-legged plastic stacking stool with a 445mm seat height and silver steel frame, positioned next to a black laboratory workbench in a school science room.

Red plastic bar stool with silver frame and footrest, designed for modern bar or kitchen environments.

Promotional graphic of blue bar stool with tags for BS EN1729 compliance, scratch resistance, 5-year warranty, UK manufacture, and stackability up to 6 high.
Technical diagram showing bar stool dimensions with seat height options from 395mm to 685mm, plus consistent seat width and depth.

Overview

Features

Safety & Warranty

Specifications & Dimensions

Delivery & Returns

Product FAQs

Product Overview: 445mm Classic 4-Legged Plastic Stacking Stool

The Cobolt 445mm Classic Stacking Stool is engineered specifically for modern upper-primary and middle-school learning environments. Supplied with Free UK Mainland Delivery, it is designed to survive the "school test"—constant movement, heavy daily use, and the high-energy environment of classrooms, art rooms, and science labs.

The Cobolt Advantage

  • Budget Longevity: With a 5-year commercial warranty, we eliminate frequent replacement cycles, ensuring your departmental budget goes significantly further
  • Vibrant Customisation: Available in 10 vivid seat colours and 4 frame finishes, allowing you to easily colour-code classrooms or match your school's branding
  • Classroom Safety & Focus: The integrated, well-positioned footrest ensures growing students feel grounded and stable, reducing restlessness and increasing concentration

Ergonomics & Sustainability

  • BS EN1729 Compliant: Dimensioned perfectly for Key Stage 2 students (445mm height), the moulded plastic shell provides excellent lumbar support to prevent postural issues
  • Eco-Conscious Choice: FSC accredited and designed to be fully disassembled at the end of its lifecycle, allowing the plastic and metal to be responsibly recycled
  • Space Efficiency: The intelligent frame geometry allows staff and students to safely stack the stools up to 6 high, rapidly clearing floor space for multi-use areas

Severe Educational Build

Classroom furniture must be resilient. We utilise a robust 19mm diameter steel tube frame coated in scratch-resistant paint to ensure the stool remains structurally sound and visually appealing, even under severe commercial and educational use.

The Cobolt Standard

  • 50 Years of Heritage: We are a trusted partner to the UK public sector, providing furniture that meets strict education compliance standards
  • Free UK Mainland Delivery: We absorb shipping costs to keep school procurement simple and transparent
  • Ready to Use: Delivered fully assembled with no site building required, saving your site management team valuable time

Where is this 445mm Classic Stool used?

The 445mm Classic Stacking Stool is the standard for Upper-Primary Classrooms, Middle School Science Labs, Art Rooms, and Food Technology Suites. Its 445mm height makes it a versatile, highly mobile asset for older children who require elevated, supportive seating at standard school workbenches.

Key Features

  • 10 Seat Colours – Blue, Dark Grey, Green, Lilac Purple, Orange, Purple, Red, Light Blue, Lime Green, and Yellow.
  • 4 Frame Finishes – Speckled Light Grey, Black, Dark Grey, and Light Grey.
  • 19mm Steel Tube Frame – Heavy-duty construction designed for severe educational abuse.
  • Stackable 6-High – Efficient vertical stacking for rapid room clearing and floor maintenance.
  • Ergonomic Lumbar Support – Moulded shell designed to encourage healthy classroom posture.
  • Fully Assembled Delivery – Arrives ready for immediate use, saving site staff time.
  • BS EN1729 Compliant – Meets official European standards for educational furniture.
  • 5-Year Guarantee – Long-term institutional protection against structural failure.
Warranty icon
5-year manufacturer guarantee
Free delivery icon
Free UK Mainland Delivery
Assembled icon
Delivered Fully Assembled

Cobolt Service & Ethos: Supporting School Estates

  • 50 Years of Expertise: We understand the specific durability needs of high-traffic educational environments.
  • Free Delivery (UK Mainland): We handle all logistics costs for classrooms refits to keep your project on budget.
  • Sustainability Partners: FSC accredited and fully recyclable components help you meet your school's environmental targets.
  • Reliable Support: Our UK-based team assists with everything from single classroom replacements to full campus tenders.

Built for Safety. Backed for Reliability.

  • Compliance with BS EN1729 Parts 1 & 2 ensures the stool is ergonomically correct for upper-primary students, preventing long-term spinal issues, and structurally verified for heavy use.
  • The heavy-duty 19mm diameter tubular steel frame provides an incredibly stable base, preventing the buckling or bending associated with standard domestic stools.
  • The robust structural cross-bar acts as a well-positioned footrest, simultaneously strengthening the frame and preventing students from dangling their legs or tipping the stool.
  • All steel components are coated in scratch-resistant paint, ensuring the furniture remains safe, smooth, and free from sharp, rusting edges over years of use.
  • We offer an industry-leading 5-year manufacturer's guarantee. This covers the structural integrity of the frame and shell, providing long-term value for school business managers.

The 445mm Classic Stacking Stool offers certified ergonomic support with severe-use engineering. These specifications detail the extensive colour options and dimensions that make it the responsible choice for upper-primary and middle-school education.

Age Group
Upper Primary (KS2)
Material
Plastic & Steel
Guarantee
5 Years
Specification
Details
Purpose / Benefit
Seat Height
445mm
Ergonomic fit for upper-primary/middle school students
Total Dimensions
445mm(H) x 340mm(W) x 360mm(D)
Compact classroom footprint
Seat Colour Options
Blue, Dark Grey, Green, Lilac Purple, Purple, Red, Light Blue, Lime Green
Extensive departmental colour-coding
Frame Colour Options
Speckled Light Grey, Black, Dark Grey, Light Grey
Matches existing classroom aesthetics
Base Material
19mm Diameter Steel Tube
"Severe use" structural stability
Stacking Ability
Up to 6 High
Efficient space clearing and storage
Sustainability
FSC Accredited & Fully Recyclable
Environmentally responsible disposal
Compliance
BS EN1729 Parts 1 & 2
Certified for education settings
Delivery State
Fully Assembled
Ready for immediate classroom use

FREE Delivery to UK Mainland Zone 1

Your order will be delivered on a standard 10 Working Days service.

For all other locations, please email help@coboltfurniture.co.uk for a quote.


  • Made to Order: Many of our products are manufactured specifically for your order. Because of this, returns depend on the product specifics and require prior permission from Cobolt Furniture.
  • Cancellations: We always endeavour to reduce cancellation costs. However, please note a partial or entire charge may be levied to cover material costs and administrative fees if a made-to-order line is cancelled.

FAQs: The UK’s Leading School Seating Solutions

Q1: What age group is the 445mm stool height suitable for?

A: The 445mm seat height is designed for upper-primary and early secondary students, typically covering Key Stage 2 and early Key Stage 3 (roughly ages 8 to 12). It provides the proper ergonomic alignment when seated at standard mid-height school workbenches.

Q2: Can I mix and match the seat colours and frame colours?

A: Yes. We offer 10 vibrant seat colours (including Red, Purple, and Yellow) and 4 durable frame finishes. This allows schools to completely customise their order to match specific departmental branding or to easily colour-code different science or art rooms.

Q3: Do these stools require assembly by our site staff?

A: No. We understand the time constraints on school estates teams. These stools are delivered fully assembled, securely welded, and ready to be placed directly into the classroom or laboratory upon arrival.

Q4: Does this stool comply with BS EN1729 standards?

A: Yes. This stool is fully compliant with BS EN1729 Parts 1 & 2. Part 1 ensures the stool provides proper ergonomic lumbar support, while Part 2 certifies the 19mm steel frame can withstand severe physical force and institutional use.

Q5: How many of these stools can be stacked together for storage?

A: The intelligent frame geometry allows these stools to be safely nested and stacked up to 6 high. This makes them incredibly space-efficient for multipurpose rooms that need to be cleared rapidly for assemblies or floor cleaning.

Q6: How should my maintenance team care for these stools over the years?

A: The plastic seat and scratch-resistant steel frame can be easily wiped down with a warm, damp cloth and a non-abrasive cleaner. For long-term safety, we recommend checking the top connection every six months and periodically replacing the anti-slip plastic feet if they become worn down on hard floors.

Q7: Are these stools environmentally friendly?

A: Yes. The manufacturing process is FSC accredited. Furthermore, the stools are designed for a circular economy; at the end of their long lifecycle, they can be easily disassembled into their component parts (plastic and metal) so they can be responsibly recycled rather than sent to landfill.

Q8: Why should my school buy from Cobolt Furniture?

A: With over 50 years of heritage, we are a trusted partner to the UK public sector. We offer Free UK Mainland Delivery, a highly reliable 5-year warranty on these stools, and expert advice to ensure your procurement process is simple and transparent.

Overview

Product Overview: 445mm Classic 4-Legged Plastic Stacking Stool

The Cobolt 445mm Classic Stacking Stool is engineered specifically for modern upper-primary and middle-school learning environments. Supplied with Free UK Mainland Delivery, it is designed to survive the "school test"—constant movement, heavy daily use, and the high-energy environment of classrooms, art rooms, and science labs.

The Cobolt Advantage

  • Budget Longevity: With a 5-year commercial warranty, we eliminate frequent replacement cycles, ensuring your departmental budget goes significantly further
  • Vibrant Customisation: Available in 10 vivid seat colours and 4 frame finishes, allowing you to easily colour-code classrooms or match your school's branding
  • Classroom Safety & Focus: The integrated, well-positioned footrest ensures growing students feel grounded and stable, reducing restlessness and increasing concentration

Ergonomics & Sustainability

  • BS EN1729 Compliant: Dimensioned perfectly for Key Stage 2 students (445mm height), the moulded plastic shell provides excellent lumbar support to prevent postural issues
  • Eco-Conscious Choice: FSC accredited and designed to be fully disassembled at the end of its lifecycle, allowing the plastic and metal to be responsibly recycled
  • Space Efficiency: The intelligent frame geometry allows staff and students to safely stack the stools up to 6 high, rapidly clearing floor space for multi-use areas

Severe Educational Build

Classroom furniture must be resilient. We utilise a robust 19mm diameter steel tube frame coated in scratch-resistant paint to ensure the stool remains structurally sound and visually appealing, even under severe commercial and educational use.

The Cobolt Standard

  • 50 Years of Heritage: We are a trusted partner to the UK public sector, providing furniture that meets strict education compliance standards
  • Free UK Mainland Delivery: We absorb shipping costs to keep school procurement simple and transparent
  • Ready to Use: Delivered fully assembled with no site building required, saving your site management team valuable time

Features & Benefits

Where is this 445mm Classic Stool used?

The 445mm Classic Stacking Stool is the standard for Upper-Primary Classrooms, Middle School Science Labs, Art Rooms, and Food Technology Suites. Its 445mm height makes it a versatile, highly mobile asset for older children who require elevated, supportive seating at standard school workbenches.

Key Features

  • 10 Seat Colours – Blue, Dark Grey, Green, Lilac Purple, Orange, Purple, Red, Light Blue, Lime Green, and Yellow.
  • 4 Frame Finishes – Speckled Light Grey, Black, Dark Grey, and Light Grey.
  • 19mm Steel Tube Frame – Heavy-duty construction designed for severe educational abuse.
  • Stackable 6-High – Efficient vertical stacking for rapid room clearing and floor maintenance.
  • Ergonomic Lumbar Support – Moulded shell designed to encourage healthy classroom posture.
  • Fully Assembled Delivery – Arrives ready for immediate use, saving site staff time.
  • BS EN1729 Compliant – Meets official European standards for educational furniture.
  • 5-Year Guarantee – Long-term institutional protection against structural failure.
Warranty icon
5-year manufacturer guarantee
Free delivery icon
Free UK Mainland Delivery
Assembled icon
Delivered Fully Assembled

Cobolt Service & Ethos: Supporting School Estates

  • 50 Years of Expertise: We understand the specific durability needs of high-traffic educational environments.
  • Free Delivery (UK Mainland): We handle all logistics costs for classrooms refits to keep your project on budget.
  • Sustainability Partners: FSC accredited and fully recyclable components help you meet your school's environmental targets.
  • Reliable Support: Our UK-based team assists with everything from single classroom replacements to full campus tenders.

Safety & Warranty

Built for Safety. Backed for Reliability.

  • Compliance with BS EN1729 Parts 1 & 2 ensures the stool is ergonomically correct for upper-primary students, preventing long-term spinal issues, and structurally verified for heavy use.
  • The heavy-duty 19mm diameter tubular steel frame provides an incredibly stable base, preventing the buckling or bending associated with standard domestic stools.
  • The robust structural cross-bar acts as a well-positioned footrest, simultaneously strengthening the frame and preventing students from dangling their legs or tipping the stool.
  • All steel components are coated in scratch-resistant paint, ensuring the furniture remains safe, smooth, and free from sharp, rusting edges over years of use.
  • We offer an industry-leading 5-year manufacturer's guarantee. This covers the structural integrity of the frame and shell, providing long-term value for school business managers.

Specification Dimensions

The 445mm Classic Stacking Stool offers certified ergonomic support with severe-use engineering. These specifications detail the extensive colour options and dimensions that make it the responsible choice for upper-primary and middle-school education.

Age Group
Upper Primary (KS2)
Material
Plastic & Steel
Guarantee
5 Years
Specification
Details
Purpose / Benefit
Seat Height
445mm
Ergonomic fit for upper-primary/middle school students
Total Dimensions
445mm(H) x 340mm(W) x 360mm(D)
Compact classroom footprint
Seat Colour Options
Blue, Dark Grey, Green, Lilac Purple, Purple, Red, Light Blue, Lime Green
Extensive departmental colour-coding
Frame Colour Options
Speckled Light Grey, Black, Dark Grey, Light Grey
Matches existing classroom aesthetics
Base Material
19mm Diameter Steel Tube
"Severe use" structural stability
Stacking Ability
Up to 6 High
Efficient space clearing and storage
Sustainability
FSC Accredited & Fully Recyclable
Environmentally responsible disposal
Compliance
BS EN1729 Parts 1 & 2
Certified for education settings
Delivery State
Fully Assembled
Ready for immediate classroom use

Delivery & Returns

FREE Delivery to UK Mainland Zone 1

Your order will be delivered on a standard 10 Working Days service.

For all other locations, please email help@coboltfurniture.co.uk for a quote.


  • Made to Order: Many of our products are manufactured specifically for your order. Because of this, returns depend on the product specifics and require prior permission from Cobolt Furniture.
  • Cancellations: We always endeavour to reduce cancellation costs. However, please note a partial or entire charge may be levied to cover material costs and administrative fees if a made-to-order line is cancelled.

Product FAQs

FAQs: The UK’s Leading School Seating Solutions

Q1: What age group is the 445mm stool height suitable for?

A: The 445mm seat height is designed for upper-primary and early secondary students, typically covering Key Stage 2 and early Key Stage 3 (roughly ages 8 to 12). It provides the proper ergonomic alignment when seated at standard mid-height school workbenches.

Q2: Can I mix and match the seat colours and frame colours?

A: Yes. We offer 10 vibrant seat colours (including Red, Purple, and Yellow) and 4 durable frame finishes. This allows schools to completely customise their order to match specific departmental branding or to easily colour-code different science or art rooms.

Q3: Do these stools require assembly by our site staff?

A: No. We understand the time constraints on school estates teams. These stools are delivered fully assembled, securely welded, and ready to be placed directly into the classroom or laboratory upon arrival.

Q4: Does this stool comply with BS EN1729 standards?

A: Yes. This stool is fully compliant with BS EN1729 Parts 1 & 2. Part 1 ensures the stool provides proper ergonomic lumbar support, while Part 2 certifies the 19mm steel frame can withstand severe physical force and institutional use.

Q5: How many of these stools can be stacked together for storage?

A: The intelligent frame geometry allows these stools to be safely nested and stacked up to 6 high. This makes them incredibly space-efficient for multipurpose rooms that need to be cleared rapidly for assemblies or floor cleaning.

Q6: How should my maintenance team care for these stools over the years?

A: The plastic seat and scratch-resistant steel frame can be easily wiped down with a warm, damp cloth and a non-abrasive cleaner. For long-term safety, we recommend checking the top connection every six months and periodically replacing the anti-slip plastic feet if they become worn down on hard floors.

Q7: Are these stools environmentally friendly?

A: Yes. The manufacturing process is FSC accredited. Furthermore, the stools are designed for a circular economy; at the end of their long lifecycle, they can be easily disassembled into their component parts (plastic and metal) so they can be responsibly recycled rather than sent to landfill.

Q8: Why should my school buy from Cobolt Furniture?

A: With over 50 years of heritage, we are a trusted partner to the UK public sector. We offer Free UK Mainland Delivery, a highly reliable 5-year warranty on these stools, and expert advice to ensure your procurement process is simple and transparent.

Classic 4-Legged Plastic Stacking Stool - 445mm

Product code: ST42
Equip your upper-primary classrooms, science labs, or food technology suites with the ultra-durable Classic 4-Legged Plastic Stacking Stool (445mm). E...

Inc VAT

Exc VAT

£45.00

£37.50

Height - 445mm

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Trusted UK Supplier 50 years. Established. Reliable.

Free UK Mainland Delivery Clear. Upfront pricing.

Overview

Features

Safety & Warranty

Specifications & Dimensions

Delivery & Returns

Product FAQs

Product Overview: 445mm Classic 4-Legged Plastic Stacking Stool

The Cobolt 445mm Classic Stacking Stool is engineered specifically for modern upper-primary and middle-school learning environments. Supplied with Free UK Mainland Delivery, it is designed to survive the "school test"—constant movement, heavy daily use, and the high-energy environment of classrooms, art rooms, and science labs.

The Cobolt Advantage

  • Budget Longevity: With a 5-year commercial warranty, we eliminate frequent replacement cycles, ensuring your departmental budget goes significantly further
  • Vibrant Customisation: Available in 10 vivid seat colours and 4 frame finishes, allowing you to easily colour-code classrooms or match your school's branding
  • Classroom Safety & Focus: The integrated, well-positioned footrest ensures growing students feel grounded and stable, reducing restlessness and increasing concentration

Ergonomics & Sustainability

  • BS EN1729 Compliant: Dimensioned perfectly for Key Stage 2 students (445mm height), the moulded plastic shell provides excellent lumbar support to prevent postural issues
  • Eco-Conscious Choice: FSC accredited and designed to be fully disassembled at the end of its lifecycle, allowing the plastic and metal to be responsibly recycled
  • Space Efficiency: The intelligent frame geometry allows staff and students to safely stack the stools up to 6 high, rapidly clearing floor space for multi-use areas

Severe Educational Build

Classroom furniture must be resilient. We utilise a robust 19mm diameter steel tube frame coated in scratch-resistant paint to ensure the stool remains structurally sound and visually appealing, even under severe commercial and educational use.

The Cobolt Standard

  • 50 Years of Heritage: We are a trusted partner to the UK public sector, providing furniture that meets strict education compliance standards
  • Free UK Mainland Delivery: We absorb shipping costs to keep school procurement simple and transparent
  • Ready to Use: Delivered fully assembled with no site building required, saving your site management team valuable time

Where is this 445mm Classic Stool used?

The 445mm Classic Stacking Stool is the standard for Upper-Primary Classrooms, Middle School Science Labs, Art Rooms, and Food Technology Suites. Its 445mm height makes it a versatile, highly mobile asset for older children who require elevated, supportive seating at standard school workbenches.

Key Features

  • 10 Seat Colours – Blue, Dark Grey, Green, Lilac Purple, Orange, Purple, Red, Light Blue, Lime Green, and Yellow.
  • 4 Frame Finishes – Speckled Light Grey, Black, Dark Grey, and Light Grey.
  • 19mm Steel Tube Frame – Heavy-duty construction designed for severe educational abuse.
  • Stackable 6-High – Efficient vertical stacking for rapid room clearing and floor maintenance.
  • Ergonomic Lumbar Support – Moulded shell designed to encourage healthy classroom posture.
  • Fully Assembled Delivery – Arrives ready for immediate use, saving site staff time.
  • BS EN1729 Compliant – Meets official European standards for educational furniture.
  • 5-Year Guarantee – Long-term institutional protection against structural failure.
Warranty icon
5-year manufacturer guarantee
Free delivery icon
Free UK Mainland Delivery
Assembled icon
Delivered Fully Assembled

Cobolt Service & Ethos: Supporting School Estates

  • 50 Years of Expertise: We understand the specific durability needs of high-traffic educational environments.
  • Free Delivery (UK Mainland): We handle all logistics costs for classrooms refits to keep your project on budget.
  • Sustainability Partners: FSC accredited and fully recyclable components help you meet your school's environmental targets.
  • Reliable Support: Our UK-based team assists with everything from single classroom replacements to full campus tenders.

Built for Safety. Backed for Reliability.

  • Compliance with BS EN1729 Parts 1 & 2 ensures the stool is ergonomically correct for upper-primary students, preventing long-term spinal issues, and structurally verified for heavy use.
  • The heavy-duty 19mm diameter tubular steel frame provides an incredibly stable base, preventing the buckling or bending associated with standard domestic stools.
  • The robust structural cross-bar acts as a well-positioned footrest, simultaneously strengthening the frame and preventing students from dangling their legs or tipping the stool.
  • All steel components are coated in scratch-resistant paint, ensuring the furniture remains safe, smooth, and free from sharp, rusting edges over years of use.
  • We offer an industry-leading 5-year manufacturer's guarantee. This covers the structural integrity of the frame and shell, providing long-term value for school business managers.

The 445mm Classic Stacking Stool offers certified ergonomic support with severe-use engineering. These specifications detail the extensive colour options and dimensions that make it the responsible choice for upper-primary and middle-school education.

Age Group
Upper Primary (KS2)
Material
Plastic & Steel
Guarantee
5 Years
Specification
Details
Purpose / Benefit
Seat Height
445mm
Ergonomic fit for upper-primary/middle school students
Total Dimensions
445mm(H) x 340mm(W) x 360mm(D)
Compact classroom footprint
Seat Colour Options
Blue, Dark Grey, Green, Lilac Purple, Purple, Red, Light Blue, Lime Green
Extensive departmental colour-coding
Frame Colour Options
Speckled Light Grey, Black, Dark Grey, Light Grey
Matches existing classroom aesthetics
Base Material
19mm Diameter Steel Tube
"Severe use" structural stability
Stacking Ability
Up to 6 High
Efficient space clearing and storage
Sustainability
FSC Accredited & Fully Recyclable
Environmentally responsible disposal
Compliance
BS EN1729 Parts 1 & 2
Certified for education settings
Delivery State
Fully Assembled
Ready for immediate classroom use

FREE Delivery to UK Mainland Zone 1

Your order will be delivered on a standard 10 Working Days service.

For all other locations, please email help@coboltfurniture.co.uk for a quote.


  • Made to Order: Many of our products are manufactured specifically for your order. Because of this, returns depend on the product specifics and require prior permission from Cobolt Furniture.
  • Cancellations: We always endeavour to reduce cancellation costs. However, please note a partial or entire charge may be levied to cover material costs and administrative fees if a made-to-order line is cancelled.

FAQs: The UK’s Leading School Seating Solutions

Q1: What age group is the 445mm stool height suitable for?

A: The 445mm seat height is designed for upper-primary and early secondary students, typically covering Key Stage 2 and early Key Stage 3 (roughly ages 8 to 12). It provides the proper ergonomic alignment when seated at standard mid-height school workbenches.

Q2: Can I mix and match the seat colours and frame colours?

A: Yes. We offer 10 vibrant seat colours (including Red, Purple, and Yellow) and 4 durable frame finishes. This allows schools to completely customise their order to match specific departmental branding or to easily colour-code different science or art rooms.

Q3: Do these stools require assembly by our site staff?

A: No. We understand the time constraints on school estates teams. These stools are delivered fully assembled, securely welded, and ready to be placed directly into the classroom or laboratory upon arrival.

Q4: Does this stool comply with BS EN1729 standards?

A: Yes. This stool is fully compliant with BS EN1729 Parts 1 & 2. Part 1 ensures the stool provides proper ergonomic lumbar support, while Part 2 certifies the 19mm steel frame can withstand severe physical force and institutional use.

Q5: How many of these stools can be stacked together for storage?

A: The intelligent frame geometry allows these stools to be safely nested and stacked up to 6 high. This makes them incredibly space-efficient for multipurpose rooms that need to be cleared rapidly for assemblies or floor cleaning.

Q6: How should my maintenance team care for these stools over the years?

A: The plastic seat and scratch-resistant steel frame can be easily wiped down with a warm, damp cloth and a non-abrasive cleaner. For long-term safety, we recommend checking the top connection every six months and periodically replacing the anti-slip plastic feet if they become worn down on hard floors.

Q7: Are these stools environmentally friendly?

A: Yes. The manufacturing process is FSC accredited. Furthermore, the stools are designed for a circular economy; at the end of their long lifecycle, they can be easily disassembled into their component parts (plastic and metal) so they can be responsibly recycled rather than sent to landfill.

Q8: Why should my school buy from Cobolt Furniture?

A: With over 50 years of heritage, we are a trusted partner to the UK public sector. We offer Free UK Mainland Delivery, a highly reliable 5-year warranty on these stools, and expert advice to ensure your procurement process is simple and transparent.

Overview

Product Overview: 445mm Classic 4-Legged Plastic Stacking Stool

The Cobolt 445mm Classic Stacking Stool is engineered specifically for modern upper-primary and middle-school learning environments. Supplied with Free UK Mainland Delivery, it is designed to survive the "school test"—constant movement, heavy daily use, and the high-energy environment of classrooms, art rooms, and science labs.

The Cobolt Advantage

  • Budget Longevity: With a 5-year commercial warranty, we eliminate frequent replacement cycles, ensuring your departmental budget goes significantly further
  • Vibrant Customisation: Available in 10 vivid seat colours and 4 frame finishes, allowing you to easily colour-code classrooms or match your school's branding
  • Classroom Safety & Focus: The integrated, well-positioned footrest ensures growing students feel grounded and stable, reducing restlessness and increasing concentration

Ergonomics & Sustainability

  • BS EN1729 Compliant: Dimensioned perfectly for Key Stage 2 students (445mm height), the moulded plastic shell provides excellent lumbar support to prevent postural issues
  • Eco-Conscious Choice: FSC accredited and designed to be fully disassembled at the end of its lifecycle, allowing the plastic and metal to be responsibly recycled
  • Space Efficiency: The intelligent frame geometry allows staff and students to safely stack the stools up to 6 high, rapidly clearing floor space for multi-use areas

Severe Educational Build

Classroom furniture must be resilient. We utilise a robust 19mm diameter steel tube frame coated in scratch-resistant paint to ensure the stool remains structurally sound and visually appealing, even under severe commercial and educational use.

The Cobolt Standard

  • 50 Years of Heritage: We are a trusted partner to the UK public sector, providing furniture that meets strict education compliance standards
  • Free UK Mainland Delivery: We absorb shipping costs to keep school procurement simple and transparent
  • Ready to Use: Delivered fully assembled with no site building required, saving your site management team valuable time

Features & Benefits

Where is this 445mm Classic Stool used?

The 445mm Classic Stacking Stool is the standard for Upper-Primary Classrooms, Middle School Science Labs, Art Rooms, and Food Technology Suites. Its 445mm height makes it a versatile, highly mobile asset for older children who require elevated, supportive seating at standard school workbenches.

Key Features

  • 10 Seat Colours – Blue, Dark Grey, Green, Lilac Purple, Orange, Purple, Red, Light Blue, Lime Green, and Yellow.
  • 4 Frame Finishes – Speckled Light Grey, Black, Dark Grey, and Light Grey.
  • 19mm Steel Tube Frame – Heavy-duty construction designed for severe educational abuse.
  • Stackable 6-High – Efficient vertical stacking for rapid room clearing and floor maintenance.
  • Ergonomic Lumbar Support – Moulded shell designed to encourage healthy classroom posture.
  • Fully Assembled Delivery – Arrives ready for immediate use, saving site staff time.
  • BS EN1729 Compliant – Meets official European standards for educational furniture.
  • 5-Year Guarantee – Long-term institutional protection against structural failure.
Warranty icon
5-year manufacturer guarantee
Free delivery icon
Free UK Mainland Delivery
Assembled icon
Delivered Fully Assembled

Cobolt Service & Ethos: Supporting School Estates

  • 50 Years of Expertise: We understand the specific durability needs of high-traffic educational environments.
  • Free Delivery (UK Mainland): We handle all logistics costs for classrooms refits to keep your project on budget.
  • Sustainability Partners: FSC accredited and fully recyclable components help you meet your school's environmental targets.
  • Reliable Support: Our UK-based team assists with everything from single classroom replacements to full campus tenders.

Safety & Warranty

Built for Safety. Backed for Reliability.

  • Compliance with BS EN1729 Parts 1 & 2 ensures the stool is ergonomically correct for upper-primary students, preventing long-term spinal issues, and structurally verified for heavy use.
  • The heavy-duty 19mm diameter tubular steel frame provides an incredibly stable base, preventing the buckling or bending associated with standard domestic stools.
  • The robust structural cross-bar acts as a well-positioned footrest, simultaneously strengthening the frame and preventing students from dangling their legs or tipping the stool.
  • All steel components are coated in scratch-resistant paint, ensuring the furniture remains safe, smooth, and free from sharp, rusting edges over years of use.
  • We offer an industry-leading 5-year manufacturer's guarantee. This covers the structural integrity of the frame and shell, providing long-term value for school business managers.

Specification Dimensions

The 445mm Classic Stacking Stool offers certified ergonomic support with severe-use engineering. These specifications detail the extensive colour options and dimensions that make it the responsible choice for upper-primary and middle-school education.

Age Group
Upper Primary (KS2)
Material
Plastic & Steel
Guarantee
5 Years
Specification
Details
Purpose / Benefit
Seat Height
445mm
Ergonomic fit for upper-primary/middle school students
Total Dimensions
445mm(H) x 340mm(W) x 360mm(D)
Compact classroom footprint
Seat Colour Options
Blue, Dark Grey, Green, Lilac Purple, Purple, Red, Light Blue, Lime Green
Extensive departmental colour-coding
Frame Colour Options
Speckled Light Grey, Black, Dark Grey, Light Grey
Matches existing classroom aesthetics
Base Material
19mm Diameter Steel Tube
"Severe use" structural stability
Stacking Ability
Up to 6 High
Efficient space clearing and storage
Sustainability
FSC Accredited & Fully Recyclable
Environmentally responsible disposal
Compliance
BS EN1729 Parts 1 & 2
Certified for education settings
Delivery State
Fully Assembled
Ready for immediate classroom use

Delivery & Returns

FREE Delivery to UK Mainland Zone 1

Your order will be delivered on a standard 10 Working Days service.

For all other locations, please email help@coboltfurniture.co.uk for a quote.


  • Made to Order: Many of our products are manufactured specifically for your order. Because of this, returns depend on the product specifics and require prior permission from Cobolt Furniture.
  • Cancellations: We always endeavour to reduce cancellation costs. However, please note a partial or entire charge may be levied to cover material costs and administrative fees if a made-to-order line is cancelled.

Product FAQs

FAQs: The UK’s Leading School Seating Solutions

Q1: What age group is the 445mm stool height suitable for?

A: The 445mm seat height is designed for upper-primary and early secondary students, typically covering Key Stage 2 and early Key Stage 3 (roughly ages 8 to 12). It provides the proper ergonomic alignment when seated at standard mid-height school workbenches.

Q2: Can I mix and match the seat colours and frame colours?

A: Yes. We offer 10 vibrant seat colours (including Red, Purple, and Yellow) and 4 durable frame finishes. This allows schools to completely customise their order to match specific departmental branding or to easily colour-code different science or art rooms.

Q3: Do these stools require assembly by our site staff?

A: No. We understand the time constraints on school estates teams. These stools are delivered fully assembled, securely welded, and ready to be placed directly into the classroom or laboratory upon arrival.

Q4: Does this stool comply with BS EN1729 standards?

A: Yes. This stool is fully compliant with BS EN1729 Parts 1 & 2. Part 1 ensures the stool provides proper ergonomic lumbar support, while Part 2 certifies the 19mm steel frame can withstand severe physical force and institutional use.

Q5: How many of these stools can be stacked together for storage?

A: The intelligent frame geometry allows these stools to be safely nested and stacked up to 6 high. This makes them incredibly space-efficient for multipurpose rooms that need to be cleared rapidly for assemblies or floor cleaning.

Q6: How should my maintenance team care for these stools over the years?

A: The plastic seat and scratch-resistant steel frame can be easily wiped down with a warm, damp cloth and a non-abrasive cleaner. For long-term safety, we recommend checking the top connection every six months and periodically replacing the anti-slip plastic feet if they become worn down on hard floors.

Q7: Are these stools environmentally friendly?

A: Yes. The manufacturing process is FSC accredited. Furthermore, the stools are designed for a circular economy; at the end of their long lifecycle, they can be easily disassembled into their component parts (plastic and metal) so they can be responsibly recycled rather than sent to landfill.

Q8: Why should my school buy from Cobolt Furniture?

A: With over 50 years of heritage, we are a trusted partner to the UK public sector. We offer Free UK Mainland Delivery, a highly reliable 5-year warranty on these stools, and expert advice to ensure your procurement process is simple and transparent.

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