Betaseal U-418 Dow Auto Glass Primerless Urethane
Primerless auto glass urethane adhesive; single-use primer sticks; required caulk gun for dispensing. Positive feedback on strength and value; some durability concerns.
Highlights
- FMVSS 212 crash-tested reference
Pros
- strong adhesive strength
- good value for money
Cons
- requires specific caulk gun and wide nozzles
- not compatible with standard silicone caulk guns
- durability mixed; one tube dented/punctured
Best For
Features
- (8) Tubes of Dow / Dupont U418 (10. 5oz 310ml) + (4) 5504GSA Single Use Application Primer Stick 10ml
- Requires 161 thrust ratio caulk gun or better to properly dispense - use with wide nozzles - does not fit standard silicone caulk guns.
- Primerless to Glass Urethane - Primer to cover any scratches or for application on bare metal or freshly painted surfaces.
- BETASEAL U-418 is crash tested to a minimum drive away time see chart in photos (FMVSS 212). Please consult fixed glass installation guide for more details.
- *Professional Use Product* prior use of this product is required - failure to adhere to guidelines may result in improper installation which may include leaks
- air noises
- or even serious injury. Seller highly recommends using a certified automotive glass technician.
