1.the backing is aluminum foil 2.the adhesive is hotmelt. 3.single or two sides tape 4.suitable for conditioning field

aluminum tape:

Aluminum backing provides  excellent reflection of both heat and light.

High quality adhesive with super strong adhesion and holding power offers reliable and durable Foil-Scrim-Kraft Facing joints and  seams sealing in HVAC ductwork application,

Low moisture vapor transmission rate makes BondTape AF1825 an excellent vapor barrier.

Service Temperature range from -40° to +150°C (-40° to +302°F).

supplying 50mic thickness Aluminum foil tape(release paper)