ECHOtapes All-Weather FSK Insulation Tape features an epoxy resin coating that enhances resistance to moisture-induced corrosion while offering tear and rot resistance for long-term use. UL 723 classified, it supports safe use in HVAC and insulation systems, and the easy-to-remove paper liner helps speed up installation. With an application temperature range of -4F to 104F and a service temperature range from -31F to 248F, this FSK insulation tape is designed to perform in virtually any environment.