How Much Paint You'll Need
(Paint Calculator)
Room measurements:
Wall height:
ft
Room width
ft
Room length
Number of doors
Number of windows
Number of coats:
1 coat
2 coats
Include ceiling:
Square footage
This calculator adds a buffer of 25 square feet to the figure above to compensate for spillage and roller waste.
Results:
Approximate gallons of paint
(no primer)
*
Approximate gallons of paint
(with primer)
*
The two values above may or may not be the same.