Skip to main content

Jak vypočítat Door Rough Opening

Co je Door Rough Opening?

Door Rough Opening Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.

Vzorec

RO Width = Door Width + 2 inches; RO Height = Door Height + 2.5 inches

Průvodce krok za krokem

  1. 1Add framing clearance to door dimensions for rough opening
  2. 2Apply the formula using your project measurements
  3. 3Add required safety factors or waste allowances per code

Worked Examples

Vstup
32 inch × 80 inch door
Výsledek
RO = 34 inches wide × 82.5 inches tall

Common Mistakes to Avoid

  • Not applying code-required safety factors or derating
  • Forgetting to account for waste and cut losses in material estimates

Jste připraveni počítat? Vyzkoušejte bezplatnou kalkulačku Door Rough Opening

Zkuste to sami →

Nastavení

SoukromíPodmínkyO nás© 2026 PrimeCalcPro