All ReWall products feature 100% recycled content, moisture and abuse resistance, highest mold resistance rating by ASTM D3273 (10), no VOCs, and Class C or higher flame spread rating.

ReWall QuarterBack & HalfBack Roof Cover Boards

ReWall QuarterBack and HalfBack are unique composite panels made of 100% recycled material. The content is shredded and compressed, giving the user a sustainable and superior performing product. ReWall roof cover boards are made of a water resistant core and surfaced either with paper or coated fiberglass facer. Custom size boards are available upon request. 


Thickness: 5/16" or 1/2" ± 1/16"
Width: 4' ± 1/8"
Length: 4', 8' or 9' ± 1/8"
Weight: 1.10 lb/SF and 1.85 lb/SF
Surface:  Paper or Fiberglass Mat
Edge:  Square
Volatile Organic Compounds: None
ASTM D3043 (Flex): 52 and 78 lbf max load
ASTM D2394-83 (Compression):  3,900 psi
ASTM E96 (Vapor Transmission):  <1 Perms
ASTM D3273-12 (Mold):  10 out of 10
ASTM E108 (Flame Spread): Class A for TPO, EPDM, PVC and asphalt emulsion


Overlayment/Cover Board
Reroof/Recover Board
Separator Board
Vapor Barrier Substrate
Substrate for Self-Adhered Systems


UL Compliance Certificate
QB Specification Sheet
ReWall Products Brochure