CS-665 Non-Toxic Butyl Rubber Sealant
For self-sealing joints in: Drinking Water Cisterns and Potable Water Systems. Not intended for use in expansion joints or joints that move.
ConSeal CS-665 has been tested in compliance to the conditions specified in the Federal Hazardous Substance Act (16CFR 1500). Test Results conclusively show that CS-665 is classified as non-toxic by oral administration.
ConSeal CS-665 has been certified by NSF International to conform to the requirements of NSF / ANSI Standard 61 (Drinking Water System Components) Section 6. Joining and Sealing Materials.