12.5mm Plasterboard

Shop 12.5mm plasterboard at trade prices: standard, fire resistant, moisture resistant, sound and vapour boards from British Gypsum, Siniat and Gypfor, sold per sheet. 12.5mm is the everyday thickness for walls and ceilings on studs at 600mm centres.

Sheets include 2400 × 1200mm (8x4), plus other Gypfor sizes in 12.5mm. Work out how many sheets you need with the plasterboard calculator, or read how much plasterboard, insulation and screws you need and plasterboard sizes in the UK.

See also 15mm plasterboard, all plasterboard, and thermal insulated plasterboard. Prices are ex VAT, with a £400 ex VAT minimum. Delivery is free in England. British Gypsum plaster and plasterboard can also be delivered to mainland Wales and mainland Scotland for £40 + VAT; other plasterboard brands follow the product page.