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Kako izračunati Door Rough Opening

Što je Door Rough Opening?

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

Formula

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

Vodič korak po korak

  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

Unos
32 inch × 80 inch door
Rezultat
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

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