Discover the excellence of construction with our top-of-the-line 100mm Celcon H+H Standard Grade Aerated Blocks. At Big on Building, we take pride in offering you premium-quality building materials, and these aerated blocks are no exception.   440mm x 215mm x...

Features and Advantages of 100mm Celotex Insulation Board Outstanding Thermal Efficiency: With a thermal conductivity of 0.022 W/m.K, it reduces the required insulation thickness to achieve the desired U-value. Enhanced Thermal Performance: The low emissivity foil facing improves thermal performance...

Thickness: 100mm Coverage Area: 12.12m² per pack Material: Lightweight glass mineral wool Thermal Conductivity: 0.044W/mK for high thermal efficiency Eco-Friendly: Made from up to 84% recycled glass Safety: Classified as A1 non-combustible Installation: Easy and versatile, suitable for lofts, cold...

Big on Building presents our exceptional 100mm Solid Dense Concrete Blocks (7.3N), designed to be the cornerstone of your construction projects. As your trusted supplier of construction materials, we deliver top-notch quality and unbeatable durability. 440mm x 215mm x 100mm...

100x22 (4x1) Treated Timber is a high quality pressure treated timber which is usually used for external work such as fencing. 4×1 (100mm x 22mm) High Pressure Treated Responsibly Sourced May be treated green or treated brown – dependant on...

10mm Gravel 25kg Handy Bag is a quality gravel which can be used in multiple situations such as a decorative gravel for driveways or paths, for drainage to act as a soakaway or to mix with a standard concrete mix....

Bulk Bag 10mm Gravel / Pea Shingle is a quality gravel which can be used in multiple situations such as a decorative gravel for driveways or paths, for drainage to act as a soakaway or to mix with a standard...

Features and Advantages of 110mm Celotex Insulation Board Outstanding Thermal Efficiency: With a thermal conductivity of 0.022 W/m.K, it reduces the required insulation thickness to achieve the desired U-value. Enhanced Thermal Performance: The low emissivity foil facing improves thermal performance...

Looking to create robust and enduring structures? Look no further! Our 11mm Structural OSB-3, measuring 2440mm x 1220mm, is the ultimate building material that guarantees exceptional performance and peace of mind. Product Details: Thickness: 11mm Type: Structural OSB-3 Dimensions: 2440mm...

Features and Advantages of 120mm Celotex Insulation Board Outstanding Thermal Efficiency: With a thermal conductivity of 0.022 W/m.K, it reduces the required insulation thickness to achieve the desired U-value. Enhanced Thermal Performance: The low emissivity foil facing improves thermal performance...

Big on Building proudly presents our premium 12mm Hardwood Plywood Class 3, a testament to superior craftsmanship and enduring quality. Engineered for performance, this plywood sheet is the perfect choice for construction professionals and DIY enthusiasts alike. Product Details: Thickness:...

Big on Building proudly presents the MDF Panel, your ultimate choice for high-quality MDF panels. Crafted with precision and engineered for performance, this 12mm x 2440mm x 1220mm MDF Board is the perfect solution for a wide range of woodworking...