Polyken 348 service jacket sealing (ASJ) tape has a tri-directional fiberglass reinforced backing. It features: High Tack Adhesive. Tri-directional fiberglass. Excellent Aging Characteristics. Easily Applied. Good Holding Power At Low / Elevated Temperatures. Color: White.
Applications: Used as a permanent closure system and vapor barrier on ASJ faced duct and pipe systems.
Filename | Action |
berry-polyken-348-spec-sheet.pdf | [ Download File ] |
Tech Specs | |
Backing | Kraft/Scrim/Foil Laminate Backing |
Adhesive Type | Acrylic |
Total Thickness | 8.8 mils |
Adhesion to Steel | 50 oz/in |
Tensile Strength | 50 lb/in |
Colors | White |