Tools for builders
Material, weight, quantity, cost and estimating calculators for building work.
This collection groups operational tools around a real workflow. Use the browser-first utilities freely; any protected server processing shows its allowance or credit cost before it begins.
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Building Sand Calculator
Estimate sand volume, weight and bulk bags from area and depth.
Masonry ToolsConcrete Block Calculator
Estimate concrete blocks from net wall area, nominal block size and joint thickness.
Masonry ToolsConcrete Mix Materials Calculator
Estimate concrete mix volumes, material weights and cement bags from a chosen mix ratio.
Builders ToolsFoundation Calculator
Estimate strip-foundation concrete from trench length, width and depth.
Builders ToolsHardcore Calculator
Estimate compacted hardcore volume, loose volume and weight.
Masonry ToolsMortar Materials Calculator
Estimate mortar volume, cement and sand weights, and cement bags.
Masonry ToolsRender Materials Calculator
Estimate render volume, material mass and bag requirements.
Masonry ToolsScreed Materials Calculator
Estimate screed volume, material mass and bag requirements.
Builders ToolsSkip Size Estimator
Estimate loose waste volume and a practical skip size from dimensions and bulking.
Builders ToolsSteel Beam Weight Calculator
Calculate total structural beam weight from published kilograms per metre.
Tiling ToolsTile Adhesive Calculator
Estimate adhesive bag quantity from tiled area and product coverage.
Tiling ToolsTile Grout Calculator
Estimate grout volume, weight and bags from tile and joint dimensions.