... for duct wrap for HVAC systems and metal building insulation Heat-Sealing Foil FacingFeatures:1) Suitable for in-line heating lamination with ... in order to work more effectively2) High grade, American style heat-sealable foil scrim-kraft facingSpecifications:1) FSKV-7160A: a) ... 1.2, 1.25, 1.30m4) Roll length: 300, 500, 1000, 2500mOuter packing:300, 500m rolls: kraft cardboard1000, 2500m jumbo rolls ...