CRL 1/4" x 5/8" Bulk Rolled Neoprene Setting Block Material - 100' Expanding Foam Sealants & Dispensing Guns They are used for filling

They are used for filling up the space and preventing rattles when using glass or plastic that is thinner than the channel it is being used in

and putties to proper consistency

Enhances Adhesion of Pressure Sensitive Adhesives to Most Plastics and Paints

neutral cure formulation that cures to a durable and flexible silicone rubber building joint seal

the drilled outlet hole is slightly off

CRL 1/4" x 5/8" Bulk Rolled Neoprene Setting Block Material - 100' Expanding Foam Sealants & Dispensing Guns They are used for filling80 Durometer Hardness in Rolls That You Cut to Length as Needed to Reduce Waste CRL Bulk Rolled Setting Block Material cushions and supports glass, and acts as a centering device for glass installed in channels. The 80 durometer neoprene or PVC composition makes it resilient, so that glass cushioned by the materials can withstand vibration, shock, and heavy wind loads. These economical bulk rolls can be cut to any length for each application, and are