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Item # A790
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Item # A790, Duct Insulation Sealing Foil Tape (Aluminum)
A virtually wrinkle free, hand applied, 2 mil dead soft aluminum foil backed tape, #790, is a duct board system tape designed to seal aluminum backed ducts and duct insulation. It can be applied to smooth and scrim surfaces, resists normal temperatures, water vapor, odor and smoke transmission, has excellent shelf life and indefinite product life after application. #790 can be printed for permanent labels, used for lane marking and for temporary repairs on steel and aluminum truck bodies, mufflers and metal containers.
Specifications shown below are averages obtained from tests recommended by PSTC, ASTM, Government Agencies or Quality Control and Technical Service Department. Individual rolls may vary slightly for these averages.
Specifications
Construction
Aluminum foil backing with a high tack, natural rubber adhesive wound with a noncontaminating silicone release liner.
Color
silver
Applications
HVAC Sealing, seaming, sheet metal duct, rigid insulation and duct wrap
Thickness
4
mil
Tensile Strength
17 lb/in width
Elongation
3
%
Tear Resistance
12
Adhesion to Stainless Steel
150 oz/in width
Adhesion to Backing
150 oz/in width
Holding Power to Stainless Steel (min.)
10000 + oz/in width
Temperature Range
0 to 175
ºF
Popular Size
2
in
Packaging
24 rolls/case
Standard Length
50
yd
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