COOL SEAL One-component, Non-Drying Mastice

Simseal® Cool Seal is a non-drying, polybutene rubber-based mastic that does not harden but rather remains paste-like, and permanently soft. It has excellent water vapour transmission and cold temperature resistance. Cool Seal is well-suited for sealing cold rooms and other prefabricated construction applications. Ideal
for sealing most plastics, metals, glass,masonry, and wood.