PROPER SIZE: The size of this good insulation aluminum foil fiberglass tape for ductwork is that 5.9 mil / 0.15mm thickness, 2 inches / 5cm wide and 50m long. If the fiberglass insulation roll is too thin it will break easily, and if too thick it will fit difficultly the pipe surface wrapping. 5.9mil thickness is perfect to use, and it is not easy to break and It's easy to separate. best choice for making exhaust tape easier for the ducting work.

HIGH QUALITY MATERIAL :This fiberglass duct tape is made of good quality pressure sensitive adhesives and glass fiber cloth. Its adhesive has strong stick and heat resistant Showing excellent adhesion effects under low and high temperatures (long-term temperature resistance: 120℃, short-term temperature resistance: 300℃). This fiberglass tape has UV resistant, waterproof, moisture resistant, flame retardant, insulation, corrosion resistance, anti-aging, sealing seams.

OCCASIONS:Aluminum fiberglass tape is applicable for High Temperature patching, sealing and repairing dryer vents, HVAC, AC unit, wrap pipes Insulation, copper pipe fixing, hot and cold air ducts, sealing aluminum, furnace, hot water heater, stainless steel and plastic joints/joints. widely applicability to meet your routine needs.

SUPERIOR DUCT TAPE: This duct tapes is glass fibre cloth aluminum foil tape, not METAL aluminum duct tape. This heavy duty fiberglass tape cannot be easily teared by hands( more tear resistance)and better use scissors. The heat resistant tape would not be curled and crinkled easily. The dryer vent tape is suitable for irregular surfaces and smooth flat. The hvac tape / dryer vent tape work well in all kinds of conditions!