CRL 1-1/8" x 1-1/8" x 4" EPDM Rubber Setting Blocks Butyl Rubber Sealants *Do not use on plastic

*Do not use on plastic window panes

It enhances the adhesion of pressure sensitive adhesives to most plastics (rigid PVC

Quick Tack and Water Resistant

Strap frame rotates to move the nozzle tip where needed

Sold both individually and as a set of eight different styles to handle the most common joints

CRL 1-1/8" x 1-1/8" x 4" EPDM Rubber Setting Blocks Butyl Rubber Sealants *Do not use on plasticStable EPDM Rubber Has Better Resistance to the Effects of Weather and Ultraviolet Rays 80 Durometer Hardness CRL EPDM Rubber Setting Blocks are more durable than Silicone Rubber Setting Blocks, and have better resistance to the effects of weather and ultraviolet rays. They have been used successfully in past glazing applications in conjunction with Saflex (PVB) interlayer laminated glass. The composition of the blocks makes them resilient, so that