OUTSMART THE LURKING MENACE OF
LATENT MOISTURE.

Choose USG Structural Panel Concrete Roof Deck for a dry construction method that avoids moisture related risks inherent in poured concrete roof decks.

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PRODUCT BENEFITS

DRY CONSTRUCTION

A dry construction method that delivers strength and wind uplift performance normally sought in poured concrete decks.

EASY

A single layer roof deck solution with simple screw fastener panel assembly for both low- and steep-slope designs.

FAST

Roof assembly installation can occur immediately following the installation of our roof deck panels.

LIGHT

A lighter weight solution than poured concrete that can reduce the use of steel in the overall structure.

FM APPROVED

The only noncombustible Structural panel sheathing in accordance with the FM standard 4472 for use in low- and steep-slope roof systems.

DRY CONTRUCTION VS. WET CONSTRUCTION

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USG STRUCTURAL PANEL
CONCRETE ROOF DECK

CURE TIME

0

DRY TIME

0

WEIGHT

5

NORMAL WEIGHT CONCRETE

CURE TIME

28

DRY TIME

82 Days to Dry 1, 2

WEIGHT

50 PSF 4

LIGHTWEIGHT AGGREGATE CONCRETE

CURE TIME

28

DRY TIME

160 Days to Dry 1, 3

WEIGHT

30-40 PSF 4

1. Research conducted by CTL Group as reported in the Portland Cement Association, Engineering Bulletin 119 (2008): page 42. Print.
2. 100 mm (4 in.) thick cast on two layers on 6-mil LDPE vapor retarder, moist cured for one week with burlap and plastic sheets, then air dry to 75% RH at 50 mm (2 in.).
3. 88 mm (3.5 in.) thick cast on top a 50 mm (2 in.) ribbed steel deck, moist cured for one week with burlap and plastic sheets, then air dry to 75% RH at 50 mm (2 in.).
4. Weight based upon 4" thick concrete slab.

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