CLOSED CELL BACKER ROD AND SOFT BACKER ROD
Closed Cell Backer Rod is closed cell polyethylene Compliances ASTM C 1330 Type C SOFT BACKER ROD Composition Soft Backer Rod is reticulated polyethylene with a continuous outer skin Compliances ASTM C 1330 Type B Test Data CLOSED CELL BACKER ROD PROPERTY RESULTS TEST METHODS SONNEBORN 174 PRODUCT DATA