วิธีการคำนวณ Door Frame

learn.whatIsHeading

A door frame calculator helps estimate the timber or steel needed to frame a doorway opening, including the rough opening size (door size + clearance), lintel requirements, and stud placement.

คำแนะนำทีละขั้นตอน

1. 1Rough opening = Door width + 50mm clearance (25mm each side) × Door height + 25mm head clearance
2. 2Standard door: 838mm wide × 1981mm high; rough opening: ~888mm × 2006mm
3. 3Lintel span load depends on whether the wall is load-bearing
4. 4Trimmer studs (jack studs) run full height; king studs run from floor to header

ตัวอย่างที่มีคำตอบ