Nashua 324A Cold Weather foil tape is UL code approved for sealing Class 1 rigid (181 Amp-P) or Class 1 flexible (181B-FX) duct joints and connections. With a heavy-duty foil backing that is printed for easy inspection and an aggressive acrylic adhesive Nashua 324 Amp is the ideal choice for heating, ventilation and air conditioning installations that require a code-approved product. Nashua Trusted Tapes get the job done right, the first time, every time. 2.5" x 60 Yds.

• Low VOC (volatile organic compounds) content
• Provides permanent air-tight seals for an energy efficient HVAC system
• Suitable for sealing dryer vent connections and sheet metal repairs
• Permanently seals seams in fiberglass duct board and flexible ducts for HVAC systems
• Advanced acrylic adhesive provides superior performance in all climate conditions and excels in cold weather applications as low as -10AdegF
• Performs in all weather conditions and extreme operating temperatures from -20 to 325AdegF
• Can contribute toward satisfying EQ credit 4.1 (low emitting materials) under LEED
• Meets UL 181 A-P and 181B-FX certifications