CRL 3/16" x 1-1/8" x 4" Silicone Rubber Setting Blocks Caulking Guns at a smooth

at a smooth

or on surfaces as high as 130°F (54

or window tint film

Do not apply over damp or contaminated surfaces

Six rolls in a case

CRL 3/16" x 1-1/8" x 4" Silicone Rubber Setting Blocks Caulking Guns at a smoothCompatible with, and Will Not Discolor, Most Silicone Sealants Can Be Used for Food and Computer Related Applications 80 Durometer Hardness These CRL Silicone Rubber Setting Blocks have superior durability, are U. V. resistant, and are compatible with most silicone sealants. They will not discolor the silicone should the two come in contact with each other. Job specific testing prior to start up is recommended with each silicone sealant manufacturer.