CRL 1/4" x 1" x 4" Neoprene Setting Blocks - 80 Durometer Quanity:Pack of 100 (PRD)Pressure Release or Manual Flow

(PRD)Pressure Release or Manual Flow Control

Proper size selection of CRL Closed Cell Backer Rod is important as it controls the depth of the sealant bead

Ideal for Use in Internal Partitions

Eco-Friendly Product – Solvent-Free

CRL 1/4" x 1" x 4" Neoprene Setting Blocks - 80 Durometer Quanity:Pack of 100 (PRD)Pressure Release or Manual FlowThe Preferred Method for Centering and Cushioning Glass 80 Durometer Hardness A variety of sizes are available from stock CRL Neoprene Setting Blocks cushion and support glass, and act as a centering device for glass installed in channels. The neoprene composition of the blocks makes them resilient, so that glass cushioned by them can withstand vibration, shock, and heavy wind loads. A variety of sizes are available from stock. NOTE: May discolor