CRL 1/4" x 1" x 4" Thermoplastic Rubber (TPR) Setting Blocks Caulks & Accessories air space and overall IG

air space and overall IG thickness of triple pane windows

This cutter is recommended for experienced glass workers

High-Carbon Tool Steel Blade

and water-resistant

CRL 1/4" x 1" x 4" Thermoplastic Rubber (TPR) Setting Blocks Caulks & Accessories air space and overall IGCompatible With Silicone, Butyl, Polyurethane, and Polysulfide Sealants UV Stabilized CRL Thermoplastic Rubber (TPR) Setting Blocks are compatible with almost anything, meaning you can use them in designs calling for the use of modern structural glazing sealants. They are formed of a 90 durometer shore hardness thermoplastic rubber that performs as well as traditional neoprene setting blocks. They are available in the most popular sizes of neoprene