Crestafix B39 and Crestafix B39HP (High Production – shorter gel time) are high strength pumpable polyester-based gap-filling adhesives formulated for the production environment in boatbuilding and general fiberglass fabrication. They are used to bond hull-to-decks, liners, stringers and transoms. Both products have an exceptional track record having been used for over 10 years in thousands of boats of varying sizes.
No volume loss when pumping
Unique rheology – will stack and hang, even overhead
Flows under shear results in high output of over 2 gallons/minute
Low operating pressure
Color change upon cure when using red catalyst
Wets out substrate resulting in high adhesion strength resulting in fiber-tear
Water resistant – high quality fillers that do not absorb moisture