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Material Calculators

Estimate paint, tile, concrete, and other materials.

Tools in this category

Aerated Concrete Block Calculator — How Many Blocks Per m²

Calculate aerated concrete (AAC) blocks needed for a wall based on wall area, block dimensions, and mortar joint.

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Brick Calculator — How Many Bricks Per m²

Calculate bricks needed for a wall based on wall area, brick size, and mortar joint thickness. Standard sizes supported.

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Concrete Calculator — Cement, Sand, Gravel Mix Ratios

Calculate concrete volume and mix quantities (cement, sand, gravel) for slabs, strip footings, and columns.

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Drywall Calculator — Sheets, Profiles, Screws, Joint Tape

Calculate drywall sheets needed plus metal profiles, screws, and joint tape for a wall of given dimensions.

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Insulation Calculator — Packs and R-Value by Material

Calculate insulation packs needed (mineral wool, EPS, XPS, PIR) for walls, roofs, or floors, with R-value estimates.

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Laminate Calculator — How Many Boards and Packs

Calculate laminate or parquet boards and packs needed for a floor, including waste allowance for cuts.

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Linoleum Calculator — Roll Length Needed

Calculate the linear metres of linoleum roll needed for a floor, including waste allowance.

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Lumber Calculator — Board Feet and Volume from Pieces

Calculate board feet and cubic metres from lumber piece dimensions, or work backwards to find piece counts from a volume budget.

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Mortar Mix Calculator — Cement and Sand Quantities

Calculate the cement and sand needed for laying brick or block, with standard mix ratios (1:3, 1:4, 1:6).

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Paint Calculator — How Much Paint Do I Need

Estimate how much paint you need based on wall area, number of coats, and coverage. Get litres needed plus can counts.

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Plaster Calculator — Bags Needed by Wall Area

Calculate plaster (kilograms and bags) needed based on wall area and thickness.

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Primer Calculator — How Much Primer for Walls

Calculate primer needed for walls, accounting for coats, coverage, and surface absorbency (smooth, textured, porous).

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Putty and Spackle Calculator — Weight and Tubs Needed

Calculate the weight of putty or spackle needed to fill and smooth walls before painting.

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Roofing Calculator — Sheets and Area for Metal, Corrugated, Shingle

Calculate roof area and material needed for gable, hip, or flat roofs. Supports metal tile, corrugated sheet, and bitumen shingle.

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Siding Calculator — Panels and Boxes for Exterior Walls

Calculate vinyl or wood siding panels (and boxes) needed for an exterior wall, with waste allowance.

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Tile Calculator — How Many Tiles Do I Need

Calculate how many tiles you need for your floor or wall, including waste allowance for cuts and breakage.

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Wallpaper Calculator — How Many Rolls with Pattern Repeat

Calculate wallpaper rolls needed for your room, including pattern repeat and waste allowance.

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