Product HighlightsThe 339™ series foil tape has a high performance acrylic adhesive and cold weather printed aluminum foil backing ideal for fiberglass duct systems and flexible duct closures.
- Excellent vapor barrier properties
- Mold and mildew resistant
- Instant adhesion/superior quick stick
- Maintains permanent seal over wide temperature range
- Suitable for installation temperatures as low as -10°F
- Meets UL 181 A-P standard for use as a closure material on fiberglass duct systems and UL-181 B-FX standard for use on flexible air ducts and closures
California residents: see Proposition 65 Warning
Weight 2.19 Pounds Length 5.75 Inches Width 2.50 Inches Height 2.50 Inches Country of Origin USA Brand Polyken® Adhesion Strength 68 oz/in (To Steel) Application Temperature -10°F to 200°F (-23.3°C to 93.3°C) Shelf Life 36 MONTHS FROM DOM AT STATED CONDITIONS Storage Temperature 30°F to 90°F (-1.1°C to 32.2°C) UV Resistant Yes Tensile Strength 27lb/in Application Recommended for use on UL listed fiberglass duct board in accordance with manufacturers' installation instructions. Meets UL 181 A-P standard for use as a closure material on fiberglass duct systems and UL-181 B-FX standard for use on flexible air ducts a Approvals UL181AP/B-FX Color Silver Composition Foil backing, acrylic adhesive, paper release liner. For Use With Sealing rigid fiberglass duct board and Class 1 Flexible duct. Functions Sealant Maximum Temperature 325°F (162.7°C) Performance Temperature -20°F to 325°F (-28.8°C to 162.7°C) Size 2.5" x 180' Thickness 4.80 Mils Type Premium Foil Tape UL Listed Yes UL Recognized Yes Comments/Notes LEED - Contributes toward satisfying EA Credit 1 (Optimize Energy Performance) & LEED - Contributes toward satisfying EQ Credit 4.1 (Low Emitting Materials)
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