Building Materials
Whatever the project, MyDIY has you covered with a wide range of general building materials for both trade professionals and DIY enthusiasts. From essential cement, sand, and aggregates to bricks, blocks, plasterboard, and timber, we supply everything you need to get the job done right.
Our range includes trusted brands and high-quality materials for foundations, walls, roofing, insulation, and drainage, ensuring strength and reliability in every build. With competitive prices compared across leading UK merchants, you can source the right products quickly and cost-effectively. Whether you’re tackling small DIY repairs or managing a larger construction project, MyDIY makes it simple to find and order the building supplies you need online.
SuperFOIL SF19BB is a high performance multi foil insulation offering a fully breathable solution.
3 in 1 � High Performance Insulation, Breather membrane and Radiant Barrier all in one. Which means that you do not need to purchase or install a separate breather membrane, saving time and money...
£121.75
Ex Tax:£101.46
Valves are extremely durable and designed to provide secure solvent weld jointing.
The Air Admittance ValvesÊare designed to allow the free entry of air into the sanitary pipework system without the escape of foul gasses into the buildingProduct is A1Êapproved in accordance with BS EN 12380, it can..
£13.02
Ex Tax:£10.85
Celotex TB4000 is an easy to install polyisocyanurate (PIR) insulation board with excellent thermal performance, featuring a low emissivity foil facing. Available in thicknesses from 20mm to 40mm, it can be considered for floor, wall and roof applications.
Excellent thermal performance with a ther..
£52.04
Ex Tax:£43.37
Brand: British Gypsum
Gyproc WallBoard is a standard multi-use plasterboard. These plasterboards can be used for many applications and normally require skimming. When fixing this plasterboard sheet use drywall screws. Suitable for most applications where normal fire, structural and acoustic levels are specified. Suitable..
£15.47
Ex Tax:£12.89
Multicem is a high performance packed CEM II cement.
Offers improved workabilityEnhanced durability to frost when hardenedA low CO2 cement
£8.59
Ex Tax:£7.16
Warm flinty chips of sandy gold, soft grey and cream give this mix a summery, beachy feel that adds lightness wherever you use it. A little paler than our Autumn Gold Blend, it’s bright in the sun and shiny in the rain. Stunning garden gravel.
Suitable for ground cover, borders, paths and driveways..
£118.88
Ex Tax:£99.07
Knauf Vapour Panel plasterboard has a metallised polyester foil laminated on the grey paper back, finished with a square edge. The Vapour Panel has a metallised polyester foil which creates an effective vapour barrier to limit any moisture diffusion. This Panel is ideal for lining external walls and..
£19.25
Ex Tax:£16.04
Used for a variety of construction applications including sub bases, pipe bedding, filling.
£76.21
Ex Tax:£63.51
Sika®-2 Water Plug is a ready to use very rapid setting leak stopping liquid which is mixed with ordinary portland cement to produce a paste for immediate leak sealing against high water pressure infiltration.
Immediate sealing of water leaksRapid setting timeJust add ordinary portland cementDoes ..
£1.94
Ex Tax:£1.62
Suitable where a restraint is required between masonry and in-situ structures. They can be fixed to a range of materials including concrete, steelwork and masonry.
100mm long frame cramp with a 30mm upstandFeature a 7mm diameter hole to suit a range of fixingsCan be used with a debonding sleeveCE M..
£0.59
Ex Tax:£0.49
New
The Original London Yellow Stock Facing Brick, complete with town ash spotting associated with the original clay materials. Traditionally manufactured in Smeed Dean Facing Brickworks alongside the River Thames for over 120 years
Selected for its high quality aesthetic appearanceConforms to BS and E..
£1,117.14
Ex Tax:£930.95
Celotex XR4000 is an easy to install polyisocyanurate (PIR) insulation board with excellent thermal performance, featuring a low emissivity foil facing. Available in thicknesses from 110mm to 200mm, it can be considered for roof, wall and floor applications.
Excellent thermal performance with a the..
£41.41
Ex Tax:£34.51