Board Foot Calculator For Spray Foam
Work out board feet, kits needed and estimated R-value for a spray foam insulation job, with an open-cell vs closed-cell and thickness comparison.
CoryVu · Materials & Making
Materials & Making Calculators
Estimate material quantities and weights before a project. Check units, waste allowances and supplier specifications against your own measurements.
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All materials & making tools (9)
Cement Sand Stone Calculator
Work out cement bags and sand/stone tonnage for a concrete pour from slab size and mix ratio, with a ready-mix cost comparison.
Knitting Project Yarn Calculator
Work out how much yarn a knitting project needs by size, yarn weight and stitch pattern, with skeins to buy and a leftover estimate.
Paint Coverage Calculator (Square Feet)
Work out how many gallons of paint you need from square footage, doors, windows and coats, with a shopping-ready breakdown.
Paper Thickness to GSM Calculator
Convert paper GSM to thickness (microns/mm) and back, check your density is typical, and see ream weight for A4, A3, A5 or A0 sheets.
Paper Weight Calculator (GSM to KG)
Convert paper GSM into a real weight in kg for your sheet size and quantity, with a Royal Mail Letter/Large Letter/Parcel postage-format check.
Sheet Material Cut List Calculator
Work out sheets needed and a per-sheet cutting list from your part sizes, using straight guillotine-compatible cuts, with a sheet size comparison.
Sheet Material Weight Calculator
Calculate the weight of steel, aluminium, plywood, MDF, timber, glass or acrylic sheet from length, width and thickness, with an HSE-informed lift/handling check.
Upholstery Fabric Calculator Chart
Pick your furniture type to see how much fabric to buy in metres, adjusted for cushion complexity, pattern matching and fabric width.
Recently updated: Board Foot Calculator For Spray Foam · Cement Sand Stone Calculator · Knitting Project Yarn Calculator
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