Wall, Trim and Panelling Calculators
Calculators for walls and ceilings and the trim that finishes them: plasterboard, plaster, stud walls, paint, wallpaper, coving, skirting, dado rail, panelling, window boards and alcove shelves.
Plasterboard Calculator
Calculate exactly how many plasterboard sheets you need. Standard UK sizes.
Use calculator →Plasterboard Ceiling Calculator
Enter length and width to get sheets, screws and nogging counts with a visual cutting layout.
Use calculator →Plaster Calculator
Calculate exactly how many 25kg bags of plaster you need for any wall or ceiling. Covers Multi-Finish, Board Finish, Bonding Coat and One Coat plaster.
Use calculator →Stud Wall Calculator
Lays out studs, door frames and noggins against plasterboard joints, with a cutting plan.
Use calculator →Paint Calculator
Calculate exactly how much paint you need in UK tin sizes (2.5L, 5L, 10L), using Dulux's published coverage rates. Multi-room support, coverage by surface type, coats and waste allowance.
Use calculator →Wallpaper Calculator
Calculate exactly how many wallpaper rolls you need. UK standard roll sizes, pattern repeat matching, multi-room support.
Use calculator →Coving Calculator
Work out how many 2m or 3m coving lengths you need, mitre cuts, adhesive and offcut reuse, with a visual room layout diagram.
Use calculator →Skirting Board & Architrave Calculator
Enter each wall and door for a cutting list, the board length that wastes least, and a layout diagram.
Use calculator →Dado Rail Calculator
Works out which doors and windows break the rail at its height, where the joins go, and cuts every piece from 2.4m lengths.
Use calculator →Wall Panelling Calculator
Even frame spacing, a strip cutting list that reuses offcuts, and an elevation of the layout.
Use calculator →Slat Wall Panel Calculator
Lays each wall out in 600mm panels, shares offcuts between walls, and counts panels and adhesive.
Use calculator →Window Board Calculator
Adds the horns and overhang to each reveal, checks the board depth, and cuts every sill from 2100 or 3660mm lengths with offcuts reused.
Use calculator →Alcove Shelving Calculator
Builds a timber frame under each shelf the way Wickes' guide does, lays the MDF tops out on the sheet, and cuts every piece from 2.4m or 1.8m lengths.
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