Best Plastic Shed 6x3 Deals Online in the UK (25 Deals Found)

Last Updated - 04/10/2026 Sort By:

Best Choice
Palram

New
Palram Canopia SkyLight Shed 6x3 Durable Storage Grey
Maintenance free virtually unbreakable polycarbonate panels

£299.00
Duramax

New
Duramax EverMore 5.7ft x 3.3ft Plastic Garden Storage Shed, Adobe & Grey, Fire Retardant & All-Weather Outdoor Storage S
All weather durable and long lasting outdoor storage vinyl shed; won’t rust, rot or dent; never needs painting

£300.94 £308.99
New
ECODECK Garden Shed Base Grids with Weed Membrane Greenhouse Shed Floor
With over 16 years of industry experience, we are committed to creating high-quality, sustainable solutions for landscap

£256.00
Best Value
Aoxun

New
Aoxun 5x3 FT Outdoor Storage Shed, Plastic Garden Resin Shed with Floor for Patio, Lawn, Outdoor Storage Cabinet with Lo
【Advanced Extrusion Craftsmanship】Constructed with premium 12mm double-layer thermoplastic resin panels, this resin stor

£229.49 £269.99
New
ECODECK Shed Base Kit | Greenhouse Base, Driveway & Ground Reinforcement Grid
With over 16 years of industry experience, we are committed to creating high-quality, sustainable solutions for landscap

£47.99
Aoxun

New
Aoxun 6x4 FT Plastic Garden Shed with Floor & Window, All-Weather Garden Resin Shed Waterproof Outdoor Storage Shed with
Durable 6x4 FT Resin Tool Shed vs Wood & Metal Shed: Built with high-density resin and a reinforced frame, this garden s

£303.04 £318.99
15% Off
Aoxun

New
Aoxun 4×6 FT All-Weather Resin Storage Shed, Outdoor Plastic Tool Shed with Reinforced Floor, Lockable Door, Window & Ve
Durable 4x6 FT Outdoor Storage Shed with Double-Wall Resin: Experience unmatched stability with the Aoxun 4x6 FT Outdoor

£271.99 £319.99
New
Keter Signature Walnut Effect 6x3 Garden Storage Shed Unit Bin 2020L Bin Store
Easy to assemble, this unit’s 2020L of space can easily fit bicycles or two 360L or three 240L wheelie bins.

£669.69
15% Off
Aoxun

New
Aoxun 5 x 3 FT Outdoor Storage Shed, Resin Shed with Floor & Lockable Doors, Small Garden Shed Waterproof Plastic Tool S
【Advanced Extrusion Craftsmanship】Constructed with premium 12mm double-layer thermoplastic resin panels, this resin stor

£229.49 £269.99
New
Metal Garden Shed 6x3 Storage Shed Lockable Outdoor Tool Store Galvanised Steel
Must wear protective gloves.

£252.99
AIRAJ

New
5×3 FT Plastic Garden Storage Shed with Floor,Resin Outdoor Sheds & Storage,Waterproof Tool Shed with Lockable Door/Slop
All-Weather Application-High-quality resin:Resin>metal >wood. This resin storage shed made of 12mm thick high-quality Re

£259.99
Keter

New
Keter Manor Outdoor Garden Storage Shed, Grey, 4 x 3 ft
Ideal outdoor storage solution for all garden tools and equipment, BBQ's and DIY tools

£260.00
New
Garden Shed Base Grid Full Kit Plastic All Shed Sizes FREE Membrane & Pins
Our plastic shed base panels – the ideal substitute for conventional wooden or concrete shed bases.

£46.75
15% Off
Aoxun

New
Aoxun 6x4 FT Metal Garden Shed with Floor, Lockable Heavy Duty Outdoor Storage Shed, Garden Tool Shed for Patio, Lawn, B
【SPACIOUS 144 CU.FT STORAGE FOR GARDEN AND OUTDOOR AREAS】 Designed for outdoor storage needs, this 6x4 FT metal garden s

£199.74 £235.00
New
SHED BASE FULL GRID KIT PLASTIC PERMEABLE ECO GRID BASE GREENHOUSE FLOOR GRIDS
QUICK AND SIMPLE TO INSTALL: With the simple push-snap fixing system, you can easily connect the grids using jigsaw-styl

£47.99
12% Off
EPCPSHADES

New
EPCPSHADES Bike Storage Tent sheds for Outdoor,Waterproof Anti-UV Bike Storage Tent Bicycle Motorcycle Shed Shelter Outd
Durable & Human-centered Design】:The garage tent door uses strong two-way zipper. And there's an extra zipper at the bot

£50.99 £57.99
New
Wooden Garden Shed 6x3foot
Perfect condition just didn’t fit my needs.

£465.70
New
Garden Shed Base Grid Full Kit 6ft x 3ft Grid Membrane Pins 25 Year
Our plastic shed base panels – the ideal substitute for conventional wooden or concrete shed bases.

£46.75
New
Plastic Shed Base Kit & HD Membrane | Gravel Grid Ground Reinforcement for Sheds
HEAVY-DUTY VEHICLE SUPPORT: Designed to handle vehicles up to 25 tonnes, including cars, vans, and lorries, making it pe

£38.93
New
Garden Shed Plastic Grey Palram Canopia Skylight 4x6ft 6x3ft 6x5ft 6x8 6x10 6x12
The Palram Skylight Polycarbonate Garden Shed is perfect for storing all your garden accessories.

£519.63
New
Plastic Shed Base Grids Log Cabin Greenhouse Summerhouse ECO Base Grids IBRAN-X
Simply the BEST VALUE and QUALITY SHED BASE GRIDS for your shed or garden building.

£273.00
New
Shed Bases ECO Strong Plastic Grids Grass Paver Log Cabin Greenhouse Driveway
Proven over many years! Our grids are 4cm thick, weigh 0.5kg and are 13" Square - much bigger than a square foot! Ask ou

£39.99
New
ECODECK Plastic Shed Base Grids & Membrane Kit | Ground Reinforcement Grid
With over 16 years of industry experience, we are committed to creating high-quality, sustainable solutions for landscap

£219.42
New
5.6x3ft Garden Storage Shed Metal Outdoor Tool Shed with Lockable Door
Features double front doors with bolts, a lockable closure, and a roof flap with gas springs for easy top or front loadi

£163.99
New
Shed Bases ECO Plastic Grids ALL SIZES ALL BUILDINGS Log Cabin Sauna etc IBRAN-X
Our no-nasty-surprises, easy-to-install, heavy dutyIBRAN-X grids are exacting standards that you can be sure of.

£33.99

25 Plastic Shed 6x3 deals are available from: Amazon, eBay stores, starting from £33.99.
The biggest discount we found is 15% on Aoxun 6x4 FT Metal Garden Shed with Floor, Lockable Heavy Duty Outdoor Storage Shed, Garden Tool Shed for Patio, Lawn, Backyard & Outdoor Equipment, Black at Amazon.
The lowest price we found is £33.99 while the highest is £669.69.
Prices for the best Plastic Shed 6x3 deals average at £221.10.
Last updated on October 4, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Plastic Shed 6x3.