The Heng's Nuflex 311 Caulk Sealant is a specially formulated neutral cure sealant designed to seal joints when installing roof vents, air conditioners, antennas, or anything else on your trailer or RV roof.
- Sticks easily to the most common surfaces without needing to use a primer.
- Forms a tight bond and stays permanently flexible after application.
- For both indoor or outdoor applications and is a great weathering sealant.
- Great for sealing up narrow seams.
- Seal holds strong and does not crack over time.
- Does not leave stains on the applied surface.
- Caulk type is a skinning butyl rubber based sealant.
- Application temperature range is -20 degrees to 122 degrees F.
- Sold in a 10 oz tube.
- Color: White
Heng's Nuflex 311 Caulk Sealant - 10 oz.