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DensDeck®
Georgia-Pacific DensDeck® roof board is a specially designed non structural gypsum roof “utility board”. This product is produced with a patented treated core and embedded glass mats on both faces. This unique design yields a fire barrier product with high strength, moisture and mold resistant properties. DensDeck is offered in ¼-in., ½-in. and 5/8-in. thickness.
DensDeck is compatible with all Stevens membranes; Stevens EP™ (TPO), Stevens EV® (HP Elvaloy) and Stevens Hypalon® (CSPE) in energy-efficient white or Stevens colors.
DensDeck can be used in many installation methods such as Mechanically Attached, Fully-adhered, ballasted, Vented Roof System (VRS), GardenTop™ and Metal Retrofit Systems.
| Densdeck® and Stevens Roofing Systems |
Installation
Method |
Membrane
Substrate |
Thermal
Barrier |
Fire
Barrier
"Over" |
Fire
Barrier
"Under" |
Recover
Board |
FM
Class
1 |
FM
1-60 |
FM
1-90 |
|
Hourly
Ratings |
Mechanically Attached |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
Fully Adhered |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
Ballasted |
X |
X |
|
|
X |
X |
|
|
|
X |
Vented Roof System (VRS) |
X |
X |
X |
X |
X |
|
|
|
X |
X |
Protected Membrane |
X |
X |
|
|
X |
X |
|
|
|
X |
GardenTop™ |
X |
|
|
|
|
|
|
|
|
X |
Metal Retrofit |
X |
X |
X |
X |
X |
X |
X |
X |
X |
|
Attachment Methods
DensDeck Roof Board may be mechanically attached, mopped with hot asphalt or adhered with Stevens Insulation Adhesive or Stevens Olybond.
Contact the Stevens Technical Dept. at 877/788-8324 for information on FM and UL classifications or installation details.
DensDeck Prime®
Features a non-asphaltic, integral surface treatment for an enhanced bond and reduced fasteners. DensDeck Prime has all the properties of DensDeck plus it creates a more consistent, stronger bond, reduces adhesive requirements, fewer fasteners are required and allows for uniform drying time. DensDeck Prime is used for Fully-Adhered Stevens Roofing Systems.
For more information or to order these products contact Stevens Roofing Systems Customer Service Dept. at 800/621-ROOF ext. 1004.
The Georgia-Pacific logo and all trademarks are owned by or licensed to Georgia-Pacific Gypsum LLC. |