Cool Lockers® UK offers robust 3 door lockers designed to provide individual storage while making efficient use of available space. Our 3 door plastic lockers feature three separate compartments, making them suitable for schools, workplaces, gyms, sports facilities and commercial environments where several users require secure personal storage. Manufactured from rotationally moulded polyethylene, these three door lockers are designed for regular use and provide a durable alternative to traditional metal storage.


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locker seriesA SERIES
Wide enough to store a large backpack, books, jackets and other personal belongings, the A-Series is the perfect for size for secondary school students.Â
Our most popular Cool Locker® UK is an excellent innovation. A long-lasting superior alternative to old fashioned metal, wooden lockers or laminated lockers. Designed to last – made from polyethylene (HDPE) and the Lockers come with a 15-year warranty.
Hinges Width Depth Height 1 380mm 450mm 250mm 2 380mm 450mm 465mm 3 380mm 450mm 670mm 4 380mm 450mm 880mm 5* 380mm 450mm 1090mm 6 380mm 450mm 1300mm 7* 380mm 450mm 1510mm 8 380mm 450mm 1720mm 9 380mm 450mm 1930mm * Contact our locker experts here for availability of this size.
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locker seriesB SERIES
The same width as the A Series locker but the added depth (our deepest locker) accommodates coat hooks and rails (optional accessories). The extra space you need for larger items like musical instruments, tools or sports equipment
The durable locker construction is a fabulous replacement for metal or wood lockers. Cool Locker® UK Plastic Lockers are made from polyethylene.
Engineered and constructed to last and a 15-year warranty is standard with our Lockers.
Hinges Width Depth Height 1 380mm 585mm 250mm 2 380mm 585mm 465mm 3 380mm 585mm 670mm 4 380mm 585mm 880mm 5* 380mm 585mm 1090mm 6 380mm 585mm 1300mm 7* 380mm 585mm 1510mm 8 380mm 585mm 1720mm 9 380mm 585mm 1930mm * Contact our locker experts here for availability of this size.
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locker seriesC SERIES
Deeper and wider than the A Series, this locker is perfect for storing larger items such as sporting equipment, golf clubs or musical instruments.
So goodbye to metal and wood lockers the Cool Locker® UK Plastic Lockers are constructed of long-lasting and sturdy plastic.
Hinges Width Depth Height 1 490mm 485mm 250mm 2 490mm 485mm 465mm 3 490mm 485mm 670mm 4 490mm 485mm 880mm 5* 490mm 485mm 1090mm 6 490mm 485mm 1300mm 7* 490mm 485mm 1510mm 8 490mm 485mm 1720mm 9 490mm 485mm 1930mm * Contact our locker experts here for availability of this size.
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Industrial LockersD SERIES
Narrower width than the A Series but the same depth, the D Series is ideal for primary schools. Can store backpacks and other smaller personal items. Soft corners and round edges ensure student safety at all times.
The Heavy- Duty (HDPE) plastic build outlasts metal and wood lockers. The Cool Locker® UK brand has been supplying lockers for over 20 years.
Hinges Width Depth Height 1 305mm 450mm 250mm 2 305mm 450mm 465mm 3 305mm 450mm 670mm 4 305mm 450mm 880mm 5* 305mm 450mm 1090mm 6 305mm 450mm 1300mm 7* 305mm 450mm 1510mm 8 305mm 450mm 1720mm 9 305mm 450mm 1930mm * Contact our locker experts here for availability of this size.
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Industrial LockersIndustrial Vented Lockers
Designed for mining and industry this vented locker features ventilation and drainage allowing you to hose it out regularly without damaging the product.
Cool Locker® UK are a great innovative and long-lasting alternative to the traditional metal and wood lockers.
Made from polyethylene, they are designed to last.
Cool Locker® UK Lockers come with a 15 year warranty.
We will gladly accept the return of any lockers that do not meet our quality assurance.
Please ensure all cleaning and maintenance follows our recommended care instructions. For more information please refer to our 15 YEAR WARRANTY.
Doors Width Depth Height 1 380mm 450mm 1720mm Slight size variation may occur due to manufacturing process. Email our locker experts for more information.
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locker seriesMobile Phone Lockers
This locker is ideal for locking away precious personal items, such as mobile phones, wallets and jewelry. With phone bans in schools, this mobile phone locker is ideal for locking away students phones.
Made from polyethylene, they are designed to last. Cool Locker® UK the leader for locker solutions for schools, especially for mobiles phone in schools.
Hinges Width Depth Height 4 180mm 240mm 600mm
3 Door Plastic Lockers for Efficient Multi-User Storage
Cool Lockers® UK offers durable 3 door lockers designed to provide secure individual storage while making efficient use of available space. With three separate compartments, these lockers are ideal for schools, workplaces, gyms, sports facilities and commercial environments where multiple users require convenient personal storage.
Manufactured from rotationally moulded polyethylene, our 3 door plastic lockers are designed to withstand regular use. They offer a durable and practical alternative to traditional metal lockers and are resistant to corrosion, making them suitable for demanding environments.
Why Choose 3 Door Lockers?
A 3 door locker provides three individual compartments within a practical vertical configuration. This makes it a useful option for organisations that need to accommodate multiple users while making the most of their available floor space.
- Three separate compartments: Provide dedicated storage for individual users.
- Space-saving design: Uses vertical space efficiently.
- Strong construction: Rotationally moulded polyethylene is designed for durability.
- Low maintenance: Easy-to-clean surfaces are suitable for busy environments.
- Flexible configuration: Available with a variety of colours, locks and accessories.
3 Door School Lockers
Our 3 door school lockers provide pupils with dedicated storage for coats, bags, books and personal belongings. The multi-compartment configuration can help schools provide individual storage while making efficient use of corridor and classroom space.
Cool Lockers® can be supplied in a range of colours, allowing schools to create an attractive and organised storage area.
3 Door Workplace Lockers
For offices and commercial premises, 3 door staff lockers provide convenient personal storage for employees. They can be used for coats, bags, workwear and other belongings in staff rooms, changing areas and workplace facilities.
3 Door Gym and Sports Lockers
Gyms and sports facilities need reliable storage that can withstand frequent use. Our 3 door gym lockers provide individual compartments for clothing, bags, towels and personal equipment.
Optional accessories such as clothes hooks and rails can further improve organisation where required.
Durable Plastic 3 Door Lockers from Cool Lockers® UK
Cool Lockers® plastic lockers are rotationally moulded from polyethylene to provide strength, durability and resistance to corrosion. Their robust construction makes them suitable for schools, workplaces, gyms and other busy environments.
The lockers are also designed to require minimal maintenance, helping organisations maintain a clean and organised storage area without the ongoing issues associated with traditional metal lockers.
Buy 3 Door Lockers in the UK
If you are looking to buy 3 door lockers in the UK, explore the Cool Lockers® range. Our team can help you choose the right configuration, colours, locking system and accessories for your project.
You can also use our Locker Builder to create a customised locker solution.
Our Biggest Selling Plastic Locker
A SERIES
Wide enough to store a large backpack, books, jackets and other personal belongings, the A-Series is the perfect for size for secondary school students.Â
Our most popular Cool Locker® UK is an excellent innovation. A long-lasting superior alternative to old fashioned metal, wooden lockers or laminated lockers. Designed to last – made from polyethylene (HDPE) and the Lockers come with a 15-year warranty.
Key Features:
- Maintenance free
- 15 year warranty
- Easy to clean
- Corrosion and chemical resistant
- Can be used outside
- Soft corners and edges
- Quiet in operation

VIEW DIMENSIONS: (W x D x H)
| Hinges | Width | Depth | Height |
|---|---|---|---|
| 1 | 380mm | 450mm | 250mm |
| 2 | 380mm | 450mm | 465mm |
| 3 | 380mm | 450mm | 670mm |
| 4 | 380mm | 450mm | 880mm |
| 5* | 380mm | 450mm | 1090mm |
| 6 | 380mm | 450mm | 1300mm |
| 7* | 380mm | 450mm | 1510mm |
| 8 | 380mm | 450mm | 1720mm |
| 9 | 380mm | 450mm | 1930mm |
* Contact our locker experts here for availability of this size.
Base / Footprint Size

Slight size variation may occur due to manufacturing process. Email our locker experts for more information.
25 Colours Available
Warranty
Customer satisfaction is vital and we offer an unrivalled 15-year warranty for our lockers.
Accessories

Locking Options

Installation
Detailed Measurements

B SERIES
The same width as the A Series locker but the added depth (our deepest locker) accommodates coat hooks and rails (optional accessories). The extra space you need for larger items like musical instruments, tools or sports equipment
The durable locker construction is a fabulous replacement for metal or wood lockers. Cool Locker® UK Plastic Lockers are made from polyethylene.
Engineered and constructed to last and a 15-year warranty is standard with our Lockers.
Some of the many features:
- Extra Depth
- Graffiti resistant
- 25 colour available
- 100% recyclable

VIEW DIMENSIONS: (W x D x H)
| Hinges | Width | Depth | Height |
|---|---|---|---|
| 1 | 380mm | 585mm | 250mm |
| 2 | 380mm | 585mm | 465mm |
| 3 | 380mm | 585mm | 670mm |
| 4 | 380mm | 585mm | 880mm |
| 5* | 380mm | 585mm | 1090mm |
| 6 | 380mm | 585mm | 1300mm |
| 7* | 380mm | 585mm | 1510mm |
| 8 | 380mm | 585mm | 1720mm |
| 9 | 380mm | 585mm | 1930mm |
* Contact our locker experts here for availability of this size.
Base / Footprint Size

Slight size variation may occur due to manufacturing process. Email our locker experts for more information.
25 Colours Available
Warranty
Customer satisfaction is vital and we offer an unrivalled 15-year warranty for our lockers.
Accessories

Locking Options

Storage with shelf
Detailed Measurements

C SERIES
Deeper and wider than the A Series, this locker is perfect for storing larger items such as sporting equipment, golf clubs or musical instruments.
So goodbye to metal and wood lockers the Cool Locker® UK Plastic Lockers are constructed of long-lasting and sturdy plastic.
Some of the Features:
- Extra Width
- Graffiti & UV resistant
- Anti-fade colours
- Low maintenance cost

VIEW DIMENSIONS: (W x D x H)
| Hinges | Width | Depth | Height |
|---|---|---|---|
| 1 | 490mm | 485mm | 250mm |
| 2 | 490mm | 485mm | 465mm |
| 3 | 490mm | 485mm | 670mm |
| 4 | 490mm | 485mm | 880mm |
| 5* | 490mm | 485mm | 1090mm |
| 6 | 490mm | 485mm | 1300mm |
| 7* | 490mm | 485mm | 1510mm |
| 8 | 490mm | 485mm | 1720mm |
| 9 | 490mm | 485mm | 1930mm |
* Contact our locker experts here for availability of this size.
Base / Footprint Size

Slight size variation may occur due to manufacturing process. Email our locker experts for more information.
25 Colours Available
Warranty
Customer satisfaction is vital and we offer an unrivalled 15-year warranty for our lockers.
Accessories

Locking Options

Installation
D SERIES
Narrower width than the A Series but the same depth, the D Series is ideal for primary schools. Can store backpacks and other smaller personal items. Soft corners and round edges ensure student safety at all times.
The Heavy- Duty (HDPE) plastic build outlasts metal and wood lockers. The Cool Locker® UK brand has been supplying lockers for over 20 years.
Key Features:
- Narrow-body
- UV resistant
- Smaller footprint
- Silent doors

VIEW DIMENSIONS: (W x D x H)
| Hinges | Width | Depth | Height |
|---|---|---|---|
| 1 | 305mm | 450mm | 250mm |
| 2 | 305mm | 450mm | 465mm |
| 3 | 305mm | 450mm | 670mm |
| 4 | 305mm | 450mm | 880mm |
| 5* | 305mm | 450mm | 1090mm |
| 6 | 305mm | 450mm | 1300mm |
| 7* | 305mm | 450mm | 1510mm |
| 8 | 305mm | 450mm | 1720mm |
| 9 | 305mm | 450mm | 1930mm |
* Contact our locker experts here for availability of this size.
Base / Footprint Size

Slight size variation may occur due to manufacturing process. Email our locker experts for more information.
25 Colours Available
Warranty
Customer satisfaction is vital and we offer an unrivalled 15-year warranty for our lockers.
Accessories

Locking Options

Installation
Industrial Vented Lockers
Designed for mining and industry this vented locker features ventilation and drainage allowing you to hose it out regularly without damaging the product.
Cool Locker® UK are a great innovative and long-lasting alternative to the traditional metal and wood lockers.
Made from polyethylene, they are designed to last.
Cool Locker® UK Lockers come with a 15 year warranty.
We will gladly accept the return of any lockers that do not meet our quality assurance.
Please ensure all cleaning and maintenance follows our recommended care instructions. For more information please refer to our 15 YEAR WARRANTY.

VIEW DIMENSIONS: (W x D x H)
| Doors | Width | Depth | Height |
|---|---|---|---|
| 1 | 380mm | 450mm | 1720mm |
Slight size variation may occur due to manufacturing process. Email our locker experts for more information.
25 Colours Available
Warranty
Customer satisfaction is vital and we offer an unrivalled 15-year warranty for our lockers.
Accessories

Locking Options

Industrial Locker Install
Mobile Phone Lockers
This locker is ideal for locking away precious personal items, such as mobile phones, wallets and jewelry. With phone bans in schools, this mobile phone locker is ideal for locking away students phones.
Made from polyethylene, they are designed to last. Cool Locker® UK the leader for locker solutions for schools, especially for mobiles phone in schools.
Key Features:
- Wall mountable
- Recharge option available
- Water-resistant
- Padlock loop

VIEW DIMENSIONS: (W x D x H)
| Hinges | Width | Depth | Height |
|---|---|---|---|
| 4 | 180mm | 240mm | 600mm |
Base / Footprint Size

Slight size variation may occur due to manufacturing process. Email our locker experts for more information.
25 Colours Available
Warranty
Customer satisfaction is vital and we offer an unrivalled 15-year warranty for our lockers.
Accessories

Locking Options

Phone Locker
Our Range Of Plastic Lockers
Wide enough to store backpack, coat, books and personal belongings. Perfect for secondary schools with a range of keyless options available.
The same width a the A series locker but the added depth (our deepest locker) accommodates coat hooks and rails (optional accessories).
Our widest locker option is perfect for storing bigger items such as sporting equipment, musical instruments and larger bags.
Ideal for backpacks, books and smaller personal items. Soft corners and round edges make them perfect for the primary school environment.
Made from polyethylene to prevent corrosion, this single width door locker provides airflow without loss of security. Ideal for storing items such as wet towels, work uniform or gym Cloths
Our hottest product. Indestructible phone lockers with doors that don’t break or bend.Â
Trusted ByÂ
Trusted By Schools And Organisations
Build Your Own
Custom Made Cool Lockers For Sale
Multiple Door Configurations
Multiple door configurations, custom colours and a variety of accessories, Cool Lockers give you a lot of options. Find out which product is right for you. Visit Locker Builder to build your own.
Rotationally Moulded
Rotationally moulded from polyethylene, Cool Lockers® lockers are known for their strength and durability.
15 Year Guarantee
Every Cool Locker® is backed by our unrivalled 15-year warranty as standard.










Locker Accessories
Personalise and customise your locker with a variety of accessories:
- Padlocks
- Combination Locks
- Name Plates
- Sloping Tops
- Kicker Base
- Shelves
- USB Charging*
- Camlocks







