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Enter your dimensions and get an estimated quantity for your job. Add a wastage allowance, then request a trade quote when you are ready.
Enter the area and depth to calculate the weight required.
Browse the catalogue or send your list through for a trade quote.
Estimate the quantity of MOT Type 1, sharp sand, building sand, ballast, gravel or shingle you need in tonnes or bulk bags. Enter the area, depth and material type and the calculator returns the weight for ordering.
20 m² driveway sub-base
150 mm of MOT Type 1 needs roughly 6 tonnes before compaction.
10 m² bedding sand
50 mm of sharp sand needs about 1.3 tonnes.
1 m³ concrete ballast
Needs roughly 1.6 tonnes of 20 mm ballast.
The calculator gives you a sensible starting quantity. For structural work, always confirm the specification and grade with your engineer or building control before ordering. We stock the standard trade lines and can source specialist grades or sizes with short lead times.
Working from drawings? Send us your dimensions, schedule or take-off and we will check the estimate, advise on the right product grade and wastage allowance, and book a delivery slot that matches your programme. We reply the same business day with a written trade quote.
Request a trade quote on the materials you have just calculated.