TREMPRO® 691 is a 100% solid, cross-linked butyl, preformed sealant.
|TREMPRO 691 Data Sheet|
|TREMPRO 691 SDS|
Most of the sealants have a 12-month shelf life based on the manufacturing date and batch numbers from the tubes or cases.
Tremco recommends that our sealants be applied at substrate temperatures of 40°F (5°C) and rising to 120°F (49°C).