Item #PERM-81878 Permatex Ultra Copper. High temperature RTV Sealant for joints in the flexible exhaust systems and for the bedding of exhaust thru hulls.
These warnings are not an indication that these products are violating any safety standards or regulations.
However, as our products might be sold in the state of California, we are legally obliged to inform customers about the potential presence of these chemicals in our products.