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Building Materials Weights Guide

Below is a guide to the building materials weights for typical supplies used during the construction of your walls, ceilings and floors. Soundproofing Company recommends 5/8" gypsum drywall for its heavy weight, at 2.2 lbs per square foot.

GYPSUM (DRYWALL)

1/4” (6.4mm)1.2 lbs per square foot = 38.4 lbs
1/2” (12.7mm)1.6 lbs per square foot = 51.2 lbs
5/8” (15.9mm)2.2 lbs per square foot = 70.4 lbs

 

GREEN BOARD (MOISTURE RESISTANT BOARD)

1/2” Drywall1.625 lbs 52 lbs

OSB BOARD

1/4” OSB (6.0mm)per square foot = lbs.
3/8” OSB (9.5mm)1.25per square foot = lbs.
5/16 OSB (7.5mm)per square foot = lbs.
1/2” OSB (12.5mm)1.67per square foot = lbs.
5/8” OSB (15.5mm)2.08per square foot = 66.56 lbs.
3/4” OSB (18.5mm)2.5 per square foot = 80 lbs.

PLYWOOD BOARD

7/16” Plywood (11.0mm)1.46 per square foot = 48 lbs.
15/32” Plywood (12.0mm)per square foot = lbs.
19/32 Plywood (15.0mm)per square foot = lbs.
23/32” Plywood (18.0mm)per square foot = lbs.

 

PLYWOOD BOARD
1 1/8” Plywood = 2.64 per square foot = 84.5 lbs
3/4” (23/32)Plywood = 1.9 per square foot = 60.8 lbs.
5/8” (19/62)Plywood = 1.5 per square foot = 48 lbs.
1/2” (15/32) Plywood = 1.42 per square foot = 40.6 lbs.
3/8” (11/32) Plywood = 1.12 per square foot = 28.5 lbs.
1/4” Plywood = per square foot = 1.45 per square foot = 22.0 lbs.


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