Methodology guide
Weight estimates, height rules, and safety notes.
Calculator
Enter ceiling height, thickness code, length, and width. Get the smallest 11 or 16 ft class or NO_MATCH.
Estimate panel lb ≈ width × length × psf (1/2 in ≈ 1.7 · 5/8 in ≈ 2.3). Match smallest lift whose max height ≥ ceiling within the 150 lb / 4×16 ft envelope. Classes: 11 · 16 ft. Overweight, oversize, or height >16 → NO_MATCH.
Weight estimates, height rules, and safety notes.
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