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.
Knauf Fire Panel offers superior fire protection, Finished with a square edge it is intended to be used in between either side of a partition it provides up to one hour of fire resistance which can be achieved with a single layer or two hour resistance with a double layer application.
Gypsum plaste..
£14.34
Ex Tax:£11.95
An A1 Non-Combustible Glass Mineral Wool roll, manufactured using Knauf Insulation's unique ECOSE® Technology, and designed specifically for use in cold lofts where pitched roofs are insulated at ceiling level.
Cost effective solution for cold lofts where the thickness of insulation is unrestricted..
£35.35
Ex Tax:£29.46
The Manthorpe G930 Airbrick has been designed to provide high levels of ventilation into cavity walls and under floor voids. The brick incorporates a front mounted grille with water deflectors
Provides high levels of ventilation into cavity walls and under floor voidsProvides 7,600mm2 of airflow pe..
£1.22
Ex Tax:£1.02
Soakaway Container for use with limestone chippings. 110mm x 300mm x 1 1/4"/32mm Pipe Inlet Connection
Conforms to BS 6798:2009Building Regulations Approved Document H CompliantReceives discharge from a condensing boiler19/23mm x 32mm solvent weld fitting is provided to increase the size of dischar..
£25.10
Ex Tax:£20.92
This ballast bulk bag gives a mixture of sand and stone ballast to be mixed with cement for concreting applications. Also suitable for other building projects such as to provide an even sub-base for driveways, shed bases and more.
Minimum packed weight of 800kg +/- 5%
Can be used f..
£55.74
Ex Tax:£46.45
Sika®-1 Waterproofer is an aqueous solution containing complex colloidal silicates. In the presence of water these swell and block the capillaries and pores in the applied sand/cement renders, screeds and mortar to provide an effective barrier against the transmission of liquid water.
Concentrate w..
£83.94
Ex Tax:£69.95
The industry standard masonry hanger for solid joists Ideal for supporting timber beams, joists and trussed rafters from masonry walls
Built in inspection slotPerfect for resisting joist movementCan be shot fired to steel girdersSafe working load for joists shot fired to steel girders is 5.17kNMade..
£1.58
Ex Tax:£1.32
Simple angle bracket which is very versatile, used for timber to timber connections.
Used for timber-to-timber connectionsStrengthens existing connectionsAvailable in various widthPre-galvanised mild steel
£1.16
Ex Tax:£0.97
Stunning 40mm Plum Slate Chippings.
Popular for use in landscaping, and borders and will give a contemporary and elegant look to your gardenPerfect for rockeries and borders. Great for using to fill between patio slabsLooks amazing in water featuresSuitable for DrivewaysNaturally quarried product w..
£98.32
Ex Tax:£81.93
Precision made, high performance structural concrete lintels
1200 mm
£55.76
Ex Tax:£46.47
Open Back Lintels are for use in Cavity Wall construction. The lintels incorporate insulation, built-in plaster key and DPC. The lintels supports uniform distribution of masonry loads, timber floors and roof loads. Also suitable for fair faced inner leaf masonry.
2400 mm
£49.58
Ex Tax:£41.32
With TDP Concrete Fibres and Screed Fibres you can achieve a high quality finish with an excellent surface hardness improving resistance to wear and tear.
Minimises cracking & shrinkage in screeds and concreteReduces the need for remedial workImproves surface wear resistance in industrial concrete ..
£15.54
Ex Tax:£12.95