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Hvac-Insulation > Insulation
428 ASJ
Reinforced Insulation Tapes
428 AWF is a pressure sensitive tape manufactured with the ASJ Foil/Scrim/Kraft facing used by most major manufacturers of ASJ faced insulation. UL 723 ratings (25/50)
Specifications
| Backing | Foil, Scrim, Kraft |
| Total thickness | 11 mils / 0.28 mm |
| Tensile strength | 50 lb./in. / 222 (N/25.4mm) |
| Elongation | 3.0% |
| Color | Silver |
Suggested end use
Used for sealing cold and dual temperature duct and pipe systems where the basic insulation uses ASJ facing. The pre-cut discs (428D) are applied over washers and cupped pin heads or to repair any accidental punctures in the facing.