This is a large roll of aluminum foil tape with an aggressive adhesive, made to seal seams and edges in high-heat installations. It is UL 723 rated, so it meets code for surface burning characteristics in duct and insulation work. It also blocks odors and moisture and helps limit heat and cooling loss. It suits HVAC work, duct sealing, metal repairs and edge protection on insulation, where cloth or plastic tapes fail under heat.
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Buyers rate it 4.2 out of 5 from 18 ratings. Most are satisfied with how it holds on duct and insulation seams, though some find the foil backing fussy to apply.
High Temperature Foil Insulation Tape is used to seal the edges of materials in high-heat applications. Protecting the edge increases the material's expected life. It is also used for metal repairs and for sealing seams.
The tape is rated for use in high temperature environments and has an aggressive adhesive. It blocks odors and moisture, and it helps prevent heat and cooling loss.
