Backer rod for glazing joints: controls depth, saves sealant, improves adhesion and performance.
Material: Polyethylene Foam Specs: 7/8" Closed Cell Backer Rod - 850 ft Bulk Box , 7/8 in. x 850 ft. Closed Cell Backer Rod , 7/8 in. Backer Rod, Closed Cell, Carton (850 Ft) Per Piece Box: 48 cent / Per Roll Quantity: 20 Pcs Per Box Qty Per Bag: 120 Pcs Per Carton- 500 Pcs Qty Per Box: 10,000 Pcs Color: Gray