Paint Calculator

Paint Calculator

Estimate a wall area, paint gallon me a practical purchase amount.

UNDERSTAND A ANSWER

Aika ng calculated el ua ngerang?

A estimate ng subtract a 20 sq ft er a door me a 15 sq ft er a window, e assume a ta el gallon ng cover a 350 sq ft er a coat.

Wall paint estimatePaintable area = perimeter × height − doors − windows

A practical example

A room el 14 × 12 ft, me a 8 ft el wall, 2 el door, 2 el window me a 2 el coat, ng soal a 2.2 el gallon; e ng ungil el mesiou er a 3 el gallon.

Assumptions, interpretation me a common mistake

Calculation assumptions

  • A room ng rectangular me a constant wall height.
  • A ta er a door ng melilt a 20 sq ft me a ta er a window ng melilt a 15 sq ft.
  • A ta el gallon ng cover a 350 sq ft er a coat er a uchei er a 10% purchase buffer.

El ua ngerang el interpret a result

  • A recommended purchase ng round up el mo whole gallon.
  • A paintable area ng exclude a estimated door me a window opening.
  • A coverage er a rokui el coat ng multiply a net wall area me a coat count.

Common mistakes el mo avoid

  • A using floor area el diak a wall perimeter me a height.
  • A assumption el manufacturer coverage ng ta el ngar er a textured òf porous surface.
  • A forgetting primer, ceiling, trim òf major color change.