US Part Number: 81840
Canada Part Number: 90354

Permatex® Extreme Rearview Mirror Professional Strength Adhesive

2-part (towelette & pipette) professional strength rearview mirror adhesive & activator. Patent pending medical grade towelette helps to minimize application messes, improves application accuracy and also provides a safer package for general consumers and professional installers. This product incorporates the same professional strength OEM specified formula which ensures that it works! NOT DESIGNED FOR PLASTIC BUTTONS.



Suggested Applications: Mounting rearview mirrors to windshields.

US Item # CDN Item # Container Size Case
81840903542 part kit - .01 fl. oz. adhesive vial / .02 fl oz. activator towelette, carded 12
US Item # Tech Doc File
81840 SDS #1  SDS #2  



  1. Remove mounting button from mirror bracket.
  2. Mark outside of windshield with crayon to identify old location of mirror button.
  3. Thoroughly scrape windshield glass and button to remove all old adhesive.
  4. Open Cleaner/Activator Towelette by pulling both sides of protective packet at the point at top of package. Fold packet back to use. Towelette is attached to packet.
  5. Clean marked area on inside of windshield with Cleaner/Activator Towelette. Allow to dry for 2 minutes or until completely dry. DO NOT TOUCH windshield after priming.
  6. Tear open adhesive pouch at the top. Apply one drop to the center of the button.
  7. IMMEDIATELY apply the button to the windshield, ensuring that the correct side is facing up, and hold firmly in place for 1 minute. Allow to set for 15 minutes. Mount mirror to button.If button is mounted incorrectly, bond another button over the original one. Solvents, heat and leverage are not recommended for removal. Repair at temperatures between 50°-75°F (10°-24°C). Not recommended for plastic buttons.
print instruction print