Calculators

Wallpaper calculator

Calculate how much wallpaper you will need for your walls.
Paving calculator

Calculate how much paving you will need for your project.
Wall painting calculator

Calculate how much paint you will need for your walls.
Ceiling painting calculator

Calculate how much paint you will need for your ceiling project.
Metric calculator

Use this handy calculator to convert between imperial and metric measurements.
Loft insulation calculator

Use this handy calculator to work out how much insulation you'll need for your loft space.
Tile calculator

Calculate how many wall or floor tiles you will need to cover your surface area.
Radiator BTU calculator

This heat output or 'BTU' (British thermal unit) calculator will help you work out how much radiator power you need.