Room Area Calculator
Calculate room floor area.
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Free home, material, room, water and measurement calculators.
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Rooms, Walls & Surfaces
Building Materials
Outdoor & Structural
Tanks, Pipes & Water
Heating, Energy & Household
Rooms, Walls & Surfaces
Back to top ↑Wall Area Calculator
Calculate wall area after subtracting openings.
Open ToolCeiling Area Calculator
Calculate ceiling area.
Open ToolRoom Volume Calculator
Calculate room volume.
Open ToolPaint Calculator
Estimate litres of paint required.
Open ToolWallpaper Calculator
Estimate wallpaper rolls required.
Open ToolFlooring Calculator
Estimate flooring quantity including waste.
Open ToolLaminate Flooring Calculator
Estimate laminate packs required.
Open ToolCarpet Calculator
Estimate carpet area including waste.
Open ToolTile Calculator
Estimate number of tiles required.
Open ToolBuilding Materials
Back to top ↑Concrete Calculator
Estimate concrete volume.
Open ToolBrick Calculator
Estimate bricks required for a wall.
Open ToolBlock Calculator
Estimate concrete blocks required.
Open ToolCement Mix Calculator
Estimate cement, sand and aggregate from total volume.
Open ToolSand Calculator
Estimate sand volume and weight.
Open ToolGravel Calculator
Estimate gravel volume and weight.
Open ToolTopsoil Calculator
Estimate topsoil volume.
Open ToolMulch Calculator
Estimate mulch volume.
Open ToolPlaster Calculator
Estimate plaster bags required.
Open ToolMortar Calculator
Estimate mortar volume from wall area.
Open ToolOutdoor & Structural
Back to top ↑Fence Panel Calculator
Estimate fence panels required.
Open ToolFence Post Calculator
Estimate fence posts required.
Open ToolDecking Calculator
Estimate decking boards required.
Open ToolPatio Slab Calculator
Estimate patio slabs required.
Open ToolShed Base Calculator
Calculate shed base area and volume.
Open ToolDriveway Area Calculator
Calculate driveway area.
Open ToolRoof Area Calculator
Estimate roof area from plan area and pitch.
Open ToolRoof Pitch Calculator
Calculate roof pitch angle from rise and run.
Open ToolGutter Capacity Calculator
Estimate gutter flow capacity from area and rainfall.
Open ToolStair Calculator
Calculate number of risers and approximate rise.
Open ToolTanks, Pipes & Water
Back to top ↑Water Tank Volume Calculator
Calculate rectangular water tank volume.
Open ToolCylindrical Tank Volume Calculator
Calculate cylinder tank capacity.
Open ToolAquarium Volume Calculator
Calculate aquarium capacity.
Open ToolPond Volume Calculator
Calculate rectangular pond volume.
Open ToolPipe Volume Calculator
Calculate internal pipe volume.
Open ToolFlow Rate Calculator
Calculate flow rate from volume and time.
Open ToolWater Usage Calculator
Estimate water use from flow and duration.
Open ToolRainwater Collection Calculator
Estimate rainwater harvested.
Open ToolHeating, Energy & Household
Back to top ↑Heating Cost Calculator
Estimate heating energy cost.
Open ToolAppliance Running Cost Calculator
Estimate appliance running cost.
Open ToolLED Energy Savings Calculator
Compare old and LED lamp running costs.
Open ToolRadiator Size Calculator
Estimate radiator output using room volume.
Open ToolDehumidifier Running Cost Calculator
Estimate dehumidifier running cost.
Open ToolAir Conditioner Running Cost Calculator
Estimate air conditioner running cost.
Open ToolInsulation Area Calculator
Calculate insulation area.
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