Home & DIY Calculators
Calculators for home improvement and outdoor projects — figure out how much concrete, roofing, tile, mulch, or heating and cooling capacity you need before you buy.
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Concrete Calculator
Calculate how many cubic yards of concrete and how many bags you need for a slab.
Open tool →🏚️Roofing Calculator
Calculate roof area and roofing squares needed, accounting for pitch and waste.
Open tool →🔲Tile Calculator
Calculate how many tiles you need for a room, including a waste factor.
Open tool →🌿Mulch Calculator
Calculate how many cubic yards or bags of mulch you need for a garden bed.
Open tool →🌡️BTU Calculator
Estimate the BTUs needed to heat or cool a room based on its size.
Open tool →