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The INTERTAPE POLYMER GROUP IG235 is a 17-mil premium duct tape constructed with a polyethylene (PE) coated cloth backing and an aggressive pressure-sensitive natural rubber adhesive. This tape is engineered for demanding applications that require high tensile strength and reliable adhesion across a wide range of surfaces and temperature conditions. The natural rubber adhesive bonds quickly without requiring heat activation, and the PE-coated cloth backing resists moisture and tearing. HVAC technicians, sheet metal workers, and general contractors reach for this tape when a heavy-duty, high-adhesion solution is needed on the job site.
The IG235 is suited for residential and light commercial HVAC work, including taping of ductwork joints and seams, temporary patching of utility access holes, and a broad range of heavy-duty construction and maintenance tasks. Its easy dispensing from the roll supports fast installation in tight spaces or overhead applications where efficiency matters. The tape performs across varying temperature conditions, making it appropriate for both interior mechanical rooms and unconditioned spaces such as attics and crawlspaces.
Designed as a heavy-duty pressure-sensitive duct tape for use on metal ductwork, sheet metal surfaces, polyethylene sheeting, and common construction substrates encountered in HVAC, plumbing, and general building maintenance applications.
Surface preparation is critical for maximum adhesion - clean the substrate of dust, oil, and moisture before applying the tape. Apply firm, even hand pressure across the full tape length to ensure full contact with the adhesive layer. This tape is intended for temporary or supplemental patching; for permanent air-sealing of ductwork, consult applicable mechanical codes such as SMACNA or local HVAC installation standards regarding approved sealant methods. No special tools are required, though a tape dispenser or utility knife improves cut quality on the job.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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