CRL 1/4" x 1/2" x 4" Neoprene Setting Blocks - 80 Durometer Quantity:Pack of 100 Do not apply to old

Do not apply to old urethane

CRL M66 Modified Polyurethane Construction Sealant is specially formulated to outperform traditional VOC solvent polyurethanes for sealing moving joints in concrete

This material can also be used as the weatherseal in glass-to-glass butt joints

This helps to ensure windows are installed correctly

It is also appropriate for general construction and industrial applications

CRL 1/4" x 1/2" x 4" Neoprene Setting Blocks - 80 Durometer Quantity:Pack of 100 Do not apply to oldThe 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