Specification

Product Data
Compliance Meets or exceeds ASTM C-1396 specifications for 1/2" gypsum wallboard and 1/2" gypsum ceiling board.
Complies with the requirements of the International Building Code and International Residential Code as both
regular wallboard and ceiling board.
Class A Surface Burning Characteristics, as defined in IBC Section 803.1.
Submittal Job Name
Approvals:
Contractor Date
Thickness 1/2"
Lengths and Widths
1
48" wide – 8', 9', 10', 12', 14', 16'
54" wide – 12', 14'
Weight
2
1.2 – 1.4 lbs./ sq. – ft.
Edges Tapered or SW (Smooth Wall)
Packaging 2 panels per bundle
Thermal Resistance “R” 0.45 °F x ft
2
x h/Btu (0.08 K x m
2
/W)
Hygrometric Coefficient of Expansion:
Unrestrained: 10–90% r.h.
7.2 x 10
–6
in./in./% r.h. (7.2 x 10
–6
mm/mm/% r.h.) (7.2 μm/m/% r.h.)
Thermal Coefficient of Expansion:
Unrestrained: 40–100 °F (4–38 °C)
9.0 x 10
–6
in./in./°F (16.2 x 10
–6
mm/mm/°C) (16.2 μm/m/°C)
1. Other sizes available by special order. Check with your local USG representative for availability.
2. Represents approximate weight for design and shipping purposes. For specific product weight in your area, contact your local
USG representative or call the Customer Service Center at 1-800-950-3839.
Product Information
See usg.com for the most
up-to-date product information.
Trademarks
The following trademarks
used herein are owned by USG
Corporation or its subsidiaries:
Sheetrock, tuff-hide, uSG. UL
Environment, “Environmental
Claims Validation” logo is a
trademark of Underwriters
Laboratories Inc.
Note
Products described here may
not be available in all geo-
graphic markets.
Notice
We shall not be liable for
incidental and consequential
damages, directly or indirectly
sustained, nor for any loss
caused by application of these
goods not in accordance with
current printed instructions or
for other than the intended use.
Our liability is expressly limited
to replacement of defective
goods. Any claim shall be
deemed waived unless made
in writing to us within thirty
(30) days from date it was or
reasonably should have been
discovered.
WB2501/6-10
© 2010, United States Gypsum Company.
Printed in U.S.A.
Safety First!
Follow good safety/industrial
hygiene practices during
installation. Wear appropriate
personal protection equipment.
Read MSDS and literature before
specification and installation.
Manufactured by
United States Gypsum Company
550 West Adams Street
Chicago, IL 60661
800 USG.4YOU (874-4968)
usg.com