Polyken 337 Premium Foil Tape has a 2 mil, all-soft aluminum foil backing for rigid preformed aluminum foil covered duct systems. High tack / fast adhesion. Foil backing is highly conformable. Foil matches most laminated ducts. For use in a wide temperature range.
Applications: Sealed duct system for heating, air conditioning and cooling systems.
| Tape Size | 72mmX50YD |