What is this hub?
A finish calculator hub groups tools that estimate paint, wallpaper, epoxy, board and batten, and other surface-finish quantities.
Calculator hub
Finish Calculators.
Finish calculators estimate coverage for coatings, wall treatments, decorative layouts, and surface materials.
Why use these tools?
Finish quantities depend on surface area, coats, coverage rate, openings, pattern repeat, layout spacing, and waste.
How to choose
Use paint for coated walls or ceilings, wallpaper for roll and repeat planning, epoxy resin for pours or coatings, and board and batten for decorative wall layouts.
Available calculators
Choose a finishes tool
Paint Calculator
Estimate paint needed by room size, coats, and surface coverage.
Open calculatorWallpaper Calculator
Estimate rolls and repeat allowances for wallpapered spaces.
Open calculatorBoard and Batten Calculator
Estimate board count, batten count, lineal footage, wall coverage, and paintable area for board and batten layouts.
Open calculatorEpoxy Resin Calculator
Estimate epoxy volume for pours and coatings, including Part A and Part B mix amounts.
Open calculator
Common questions
Why do paint calculators ask for coats?
Each coat consumes material. Primer, color changes, porous surfaces, and deep colors can increase the total gallons needed.
How is wallpaper different from paint estimating?
Wallpaper estimates must consider roll size, usable roll length, pattern repeat, wall height, and trimming waste, not just wall area.