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 heavyweight, at 2.2 lbs per square foot.
GYPSUM (DRYWALL)
| 5/8” Drywall (15.9mm) | 2.2 lbs per square foot | 70.4 lbs |
| 1/2” Drywall (12.7mm) | 1.6 lbs per square foot | 51.2 lbs |
| 1/4” Drywall (6.4mm) | 1.2 lbs per square foot | 38.4 lbs |
GREEN BOARD (MOISTURE RESISTANT BOARD)
| 1/2” Green Board | 1.625 lbs per square foot | 52 lbs |
OSB BOARD
| 1/4” OSB (6.0mm) | .96 per square foot | 31.72 lbs |
| 3/8” OSB (9.5mm) | 1.25 per square foot | 40 lbs |
| 5/16 OSB (7.5mm) | 1.43 per square foot | 45.76 lbs |
| 1/2” OSB (12.5mm) | 1.67 per square foot | 53.44 lbs |
| 5/8” OSB (15.5mm) | 2.08 per square foot | 66.56 lbs |
| 3/4” OSB (18.5mm) | 2.50 per square foot | 80 lbs |
PLYWOOD BOARD
| 1 1/8” Plywood | 2.64 per square foot | 84.5 lbs |
| 3/4” Plywood (23/32) | 1.9 per square foot | 60.8 lbs |
| 5/8” Plywood (19/62) | 1.5 per square foot | 48 lbs |
| 7/16” Plywood (11.0mm) | 1.46 per square foot | 48 lbs |
| 1/2” Plywood (15/32) | 1.42 per square foot | 40.6 lbs |
| 3/8” Plywood (11/32) | 1.12 per square foot | 28.5 lbs |
| 1/4” Plywood | 1.45 per square foot | 22.0 lbs |
