Home Calculators

Paint Coverage Calculator

Calculate exactly how many litres of paint you need for any room. Accounts for doors, windows, coats, and waste to give you a precise quantity.

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Tile Calculator

Calculate how many tiles you need for any floor or wall. Accounts for tile size, grout spacing, and waste percentage.

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Flooring Calculator

Calculate how much flooring, laminate, hardwood, or carpet you need for any room. Includes waste allowance and pack coverage.

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Room Area Calculator

Calculate the floor area and perimeter of any room shape. Rectangular, L-shaped, and irregular rooms all supported.

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Concrete Calculator

Calculate how much concrete you need for any slab, post, or footing. Get volumes in cubic metres and bags needed.

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Wallpaper Calculator

Calculate how many rolls of wallpaper you need for any room. Accounts for pattern repeat, drops, doors, and windows.

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Lawn Seed Calculator

Calculate how much grass seed you need for any lawn area. Covers new lawns, overseeding, and bare patch repair.

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Carpet Calculator

Calculate how much carpet you need for any room. Accounts for room dimensions, roll width, pattern matching, and fitting waste.

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Electricity Cost Calculator

Calculate the electricity cost of any appliance. Enter wattage, usage hours, and your unit rate to find daily, monthly and annual running costs.

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Swimming Pool Volume Calculator

Calculate the volume of any swimming pool in litres and gallons. Works for rectangular, circular, and L-shaped pools. Includes chemical dosing guidance.

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Loft Insulation Calculator

Calculate how much loft insulation you need and estimate the annual heating savings from insulating to 270mm depth.

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Paint Mixing Ratio Calculator

Calculate how much of each colour to mix when creating custom paint shades. Work out tint ratios and quantities for any batch size.

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Boiler Size Calculator

Calculate the correct boiler size (kW output) for any property. Based on number of radiators, bathrooms, and property size.

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Radiator BTU / Output Calculator

Calculate the BTU output required for any room. Find the correct radiator size based on room dimensions, construction, and heat loss factors.

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Garden Area Calculator

Calculate the area of any garden, lawn, or plot. Add multiple sections including circles, rectangles, and triangles for an accurate total.

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Garden Fence Length & Cost Calculator

Calculate total fence length, number of panels and posts, and total cost for fencing any garden perimeter.

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