Ultra premium 3m 14x14 waterproofing gasket for rooftop air conditioner. 


High-quality one-piece replacement fits most RV and Marine Roof Mounted A/C and Heat Pump units. 


The one-piece super high density rubber design ensures a no-leak functionality. High quality closed cell EPDM sponge rubber yields higher UV, ozone, and weather-resistant durability than what is originally supplied! Easy to use, featuring a pressure-sensitive 3M adhesive-backing to hold the gasket in place during installation.


Package Includes:
1 X 14" Strip of High quality closed cell EPDM sponge rubber

1 X 14” Strip of High quality closed cell EPDM sponge rubber


  • 17" x 17" outside diameter, 14" x 14" inside diameter
  • 3M Adhesive backed for easy installation
  • Custom One piece design ensures no leaks
  • Fits most  RV A/C units


See instruction sheet for directions.

14x14 3M Premium RV A/C Waterproofing Gasket

  •  Nomadic Cooling keeps it classy, we like to hear your voice before we process your payment.

    1: Process your order online.

    2: Discuss your order with a Nomadic Staff member. 

    3: Pay over the phone or through secure email payment gateway.  

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