Home & renovation
Areas, materials and estimates for your projects.
The calculators
Renovation budget
Add material costs, labor costs and a contingency allowance.
Home & renovationWater usage cost
Estimate the variable cost of water using the volume and rate entered.
Home & renovationFence length
Estimate the perimeter to fence around a rectangular plot.
Home & renovationGravel mass
Convert a volume of gravel to mass using the density entered.
Home & renovationNumber of tiles
Estimate the number of tiles, including your chosen allowance for cutting waste.
Home & renovationNumber of stair risers
Get an arithmetic estimate of the number of risers and the height of each riser.
Home & renovationFlooring to order
Determine the flooring area to order and the number of packages.
Home & renovationSlope percentage
Calculate the slope using the elevation change and horizontal distance.
Home & renovationPaint quantity
Estimate the paint needed using its coverage rate and the number of coats.
Home & renovationWallpaper rolls
Estimate the number of rolls from wallpaper strips, without allowing for pattern matching.
Home & renovationSheet area
Calculate the area of a sheet from its dimensions in millimeters.
Home & renovationRoom floor area
Calculate the floor area of a rectangular room and its flooring cost.
Home & renovationWall area
Estimate the wall area of a rectangular room after subtracting openings.
Home & renovationSwimming pool volume
Estimate the volume of a rectangular pool using its average depth.
Home & renovationConcrete volume
Calculate the geometric volume of a rectangular slab.
Home & renovationSoil volume
Estimate the volume of soil needed for a rectangular area.
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