CRL TPR576 1/8" x 1" x 4" Thermoplastic Rubber Setting Blocks

C.R. Laurence TPR576 1/8" x 1" x 4" Thermoplastic Rubber (TPR) Setting Blocks are designed for versatility and durability, making them an excellent choice for modern structural glazing applications. Constructed from a high-performance 90 durometer shore hardness thermoplastic rubber, these setting blocks provide the same reliable performance as traditional neoprene options while offering enhanced chemical resistance. Compatible with a wide range of sealants, including silicone, butyl, polyurethane, and polysulfide, the TPR576 blocks ensure seamless integration into your projects. Their UV stabilization ensures longevity and performance even in challenging environments. Available in popular sizes, they adapt easily to your specific design requirements without marring or staining surfaces. For optimal results, it is recommended to conduct job-specific testing with each silicone sealant manufacturer to guarantee compatibility. This compatibility testing can be accomplished using ASTM C1087-87, with results typically available in writing within four weeks. With dimensions of 1/8 inch in thickness, 1 inch in width, and 4 inches in length, these TPR setting blocks are ideal for a variety of applications. Available in classic black, they bring both functionality and aesthetic appeal to your architectural projects.

1/8" x 1" x 4" Thermoplastic Rubber (TPR) Setting Blocks

• Compatible With Silicone, Butyl, Polyurethane, and Polysulfide Sealants
• UV Stabilized

Resources

• Safety Data Sheets 185.pdf