Feature

●Indoor/outdoor mastic foil HVAC tape - 17 mils and 23.8 pounds per square inch tensile strength
●UL 181B-FX Listed - clearly printed on the tape for quick identification
●Linered with service temperature range from -20 to 200 degrees Fahrenheit. Contains no asbestos, CFCs or PCBs
●Instant, water-resistant grip to most surfaces for airtight and moisture-free sealing
●Paintable with paint recommended for aluminum


Description

ShurMASTIC butyl foil HVAC tape used for airtight and moisture-free sealing of Class 1 Flex Duct, sheet metal and duct wrap vapor barriers, and is also approved for subgrade application on PVC-coated duct. A paintable, UL 181B-FX Listed and printed mastic on a roll for indoor or outdoor use, SF 686 is designed with a butyl rubber adhesive system that can withstand wide temperature variances once applied.