Dimensions Guide
U.S.A. Georgia-Pacific Gypsum LLC
Georgia-Pacific Gypsum II LLC
Canada Georgia-Pacific Canada LP
SALES INFORMATION AND ORDER PLACEMENT
U.S.A. West: 1-800-824-7503
Midwest: 1-800-876-4746
South Central: 1-800-231-6060
Southeast: 1-800-327-2344
Northeast: 1-800-947-4497
CANADA Canada Toll Free: 1-800-387-6823
Quebec Toll Free: 1-800-361-0486
TECHNICAL INFORMATION
U.S.A. and Canada: 1-800-225-6119, www.gpgypsum.com
Physical Properties
Properties 1/29 (12.7 mm) 5/89 (15.9 mm)
DensGlass
®
Sheathing DensGlass
®
Fireguard
®
Sheathing
Width, nominal 48 (1219 mm) 5 1/89 (3 mm) 48 (1219 mm) 5 1/89 (3 mm)
Length, standard 88 (2440 mm), 98 (2743 mm), 88 (2440 mm), 98 (2743 mm),
108 (3048 mm), 5 1/49 (6 mm) 108 (3048 mm), 5 1/49 (6 mm)
Weight, nominal, lbs./sq. ft. (Kg/m
2
) 1.9 (9) 2.5 (12)
Edges Square Square
Bending radius
5
68 (1829 mm) 88 (2438 mm)
Racking strength
6
, lbs./ft. (dry) (N/m), Ultimate
–
not design value >540 (7878) >654 (9544)
Flexural strength
1,4
, parallel, lbf. (N), 48 weak direction
≥
80
(356)
≥
100 (445)
Compressive strength min. 500 psi (3445 kPa) min. 500 psi (3445 kPa)
Humidified deflection
1, 4
<2/89 (6 mm) <1/89 (3 mm)
Permeance
2
, Perms (ng/Pa•s•m
2
) >23 (1300) >17 (970)
R Value
3
, ft
2
•°F•hr/BTU (m
2
•K/W) .56 (0.099) .67 (0.118)
Combustibility
7
Noncombustible Noncombustible
Linear expansion with moisture change, in/in %RH (mm/mm %RH)
8
6.25 x 10
-6
6.25 x 10
-6
Surface burning characteristics per ASTM E84 or
CAN/ULC S102: flame spread/smoke developed 0/0 0/0
Coefficient of thermal expansion, 8.5 x 10
-6
8.5 x 10
-6
in/in/°F (mm/mm/°C) (15.3 x 10
-6
)
9
(15.3 x 10
-6
)
9
1
Tested in accordance with ASTM C473
5
Double fasteners on ends as needed
2
Tested in accordance with ASTM E96 (dry cup method)
6
Tested in accordance with ASTM E72
3
Tested in accordance with ASTM C518 (heat flow meter)
7
As defined and tested in accordance with ASTM E136 or CAN/ULC S114
4
Specified values per ASTM C1177
8
As stated by Gypsum Association GA-235
9
Tested in accordance with ASTM E228-85
Technical Service Hotline 1.800.225.6119 or
www.gpgypsum.com
TRADEMARKS Unless otherwise noted, all trademarks are owned by or licensed to Georgia-Pacific
Gypsum LLC.
WARRANTIES, REMEDIES AND TERMS OF SALE For current warranty information for this
product, please go to www.gpgypsum.com and select the product for warranty information. All sales
of this product by Georgia-Pacific are subject to our Terms of Sale available at www.gpgypsum.com.
UPDATES AND CURRENT INFORMATION The information in this document may change without
notice. Visit our website at www.gpgypsum.com for updates and current information.
CAUTION For product fire, safety and use information, go to www.buildgp.com/safetyinfo
or call 1-800-225-6119.
FIRE SAFETY CAUTION Passing a fire test in a controlled laboratory setting and/or certifying or
labeling a product as having a one-hour, two-hour, or any other fire resistance or protection rating
and, therefore, as acceptable for use in certain fire rated assemblies/systems, does not mean that
either a particular assembly/system incorporating the product, or any given piece of the product
itself, will necessarily provide one-hour fire resistance, two-hour fire resistance, or any other
specified fire resistance or protection in an actual fire. In the event of an actual fire, you should
immediately take any and all actions necessary for your safety and the safety of others without
regard for any fire rating of any product or assembly/system.
©2014 Georgia-Pacific Gypsum LLC. All rights reserved. 1/14. GP-TM Lit. Item #532250.