Polyken 360-45 Heavy Duty Foil/Butyl Rubber Tape, 45 mil Thick, 30' Length x 4"

Description

This is a heavy-duty rubber tape that has so many uses you'll want to keep some close at hand. Nashua 360-45 Heavy Duty FoilMastic Butyl Rubber Tape is made from 2-mil dead-soft aluminum foil backing with 45-mil butyl rubber mastic adhesive.
Nashua 360-45 foil butyl tape is a waterproofing repair tape that can be used to seal low, medium and high pressure indoor or outdoor HVAC duct systems. This includes flexible duct, fiberglass duct, and metal duct systems.
FoilMastic butyl rubber tape is also recommended for repairing everything from trailer panels to shipping containers and more. It's effective as a heavy-duty rubber tape for air leaks on sprinkler systems. Using this rubber tape to fix ducts helps to reduce circulating pollutants and improve indoor air quality.
Features and benefits include permanent sealant, provides an instant watertight bond, exceptional adhesion to most materials, conforms to various surfaces, heavy-duty all-weather foil coated butyl mastic, non-staining adhesive, 2-mil foil backing can be painted (use as a caulking alternative); resists cold, heat, sunlight and water, and more.
Standards Met: UL723; LEED - contributes toward satisfying EQ Credit 4.1. Carrier/Backing: 2 mil aluminum foil - printed. Adhesive: butyl rubber. Release Liner: LDPE (low-density polyethylene) film. Thickness: 45 mils (carrier, adhesive) 43 mils (adhesive) 2 mils (carrier). Adhesion: 63 ounces per inch (to stainless steel test panel). Tensile Strength: 20 pounds per inch (longitudinal). Service/Operating Temperature: 40F to 300F. VOC content: < 1 g/L. Core: 3-inch diameter.