![Nashua367-17 FoilMastic Butyl Rubber Sealant Tape [UL 181B-FX listed]: 2 in. (48mm actual) x 100 ft. (Silver)](https://m.media-amazon.com/images/I/714EqVVeUXL.jpg)
Seal the Deal with Confidence! 🔧
The Nashua 367-17 FoilMastic Butyl Rubber Sealant Tape is a high-performance sealing solution designed for both indoor and outdoor applications. With its aggressive butyl rubber adhesive and robust aluminum foil backing, this tape provides an instant, air-tight seal that withstands moisture, high temperatures, and mold growth. Ideal for HVAC systems and various repairs, it meets stringent UL and SMACNA standards, ensuring reliability and safety in every use.
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![Nashua FoilMastic Butyl Rubber Sealant Tape [UL 181B-FX listed] (367-17): 3 in. (72mm actual) x 100 ft. (Silver)](https://images-na.ssl-images-amazon.com/images/I/81ABd2Mxn1L._AC_UL116_SR116,116_.jpg)