Plan your home project. Know what to buy.
Free calculators to work out what a home project needs: paint, concrete, tile, decking, fencing and stairs. The numbers stay in your browser.
Calculators
What do I need to buy?
Paint Calculator (Litres)How much paint a room needs, and which cans to buy.Concrete, Gravel and Sand CalculatorSlabs, footings, post holes and trenches, in bags or by volume.Tile CalculatorTiles or boxes for a floor or wall, with joints and waste.Decking CalculatorBoards, joists and screws for a deck.Fence Panel and Post CalculatorPanels, posts and rails, with gates.Stair Calculator: Rise, Run and RisersRisers, going, run and angle for a flight of stairs, checked against the rules.