Estimates for planning and ordering. Every assumption can be changed.
Paint calculator
Enter the room size and number of coats. Check the tin for its coverage in square metres per litre.
Assumptions
Door and window areas and the paint's coverage can all be changed above. New plaster soaks up more paint, so use a mist coat and allow extra.
These are estimates for planning and ordering. Materials, bag sizes and densities vary by product, so always check the figures on the packaging or with your supplier before you order. For structural work, follow the advice of a qualified builder or engineer.