Elevate DensDeck Prime Roof Board 5/8 in. x 4 ft. x 4 ft., Primed Gypsum Core

This is Elevate DensDeck Prime Roof Board in 5/8 in. thickness, 4 ft. x 4 ft. sheets, sold per piece with 40 pieces per bundle. A moisture-resistant treated gypsum core is laminated both sides to glass mat facer, with a pre-primed surface for a better bond in fully adhered roof assemblies.

Key Features:

• Moisture-resistant core: Water- and moisture-resistant treated gypsum core laminated to glass mat facers on both sides.
• Pre-primed face: Pre-primed surface supports a stronger adhesive bond in fully adhered systems.
• Rigid 5/8 in. board: 5/8 in. thickness adds rigidity over insulation in cover board applications.
• Approved assemblies: ASTM C1177, FM Approved, Miami-Dade County Approved, Florida Product Approved, UL Classified.
• Bundle of 40: Sold per piece; 40 pieces per bundle.

Specifications Table:

Coverage & How Much You Need:

Each 4 ft. x 4 ft. sheet covers 16 sq ft. Size the job at roughly 113 sheets per square, adjusting for board gaps per the manufacturer’s installation instructions.

Fit and Compatibility:

Compatible with modified asphalt, single-ply and metal roofing systems, recover board applications, and as overlayment over polyisocyanurate insulation. Per the manufacturer, 1/2 in. and 5/8 in. boards may also be used vertically as backer board or liner on the roof side of parapet walls.

Frequently Asked Questions (FAQ):

Q: What size is this board?
A: 5/8 in. (0.625 in.) thick, 4 ft. x 4 ft., covering 16 sq ft per sheet.

Q: How many come per bundle?
A: 40 pieces per bundle; the item is sold per piece.

Q: Can it be used on parapet walls?
A: Per the manufacturer, 5/8 in. DensDeck Prime may be used in vertical applications as backer board or liner on the roof side of parapet walls.

Q: Why choose 5/8 in. over 1/4 in.?
A: The thicker board gives more rigidity and mass over insulation; the 1/4 in. suits thin cover board needs.

Q: Is it code approved?
A: It carries ASTM C1177, FM, UL, Florida Product and Miami-Dade County approvals as listed.

Expert Verdict Reviewed by the SuperArbor Pro Desk

Choose 5/8 in. DensDeck Prime when the deck needs added stiffness, wind-uplift performance or a robust substrate for fully adhered membranes. Keep required board gaps and adhere or fasten per the roof system specification. Its primed face pairs with Elevate-approved bonding adhesives for single-ply systems.

Boards weigh 42 lb each; use two-person lifting or mechanical handling for bundles and overhead work.

Order Elevate DensDeck Prime 5/8 in. x 4 ft. x 4 ft. roof board by the piece or bundle.