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The BSC PREFERRED T988100W is a moisture-resistant, tear-resistant foil tape designed for HVAC duct repairs, weatherproofing applications, and general duct maintenance. Built for demanding trade use, it holds up against moisture and mechanical stress in both installation and service environments. The T988100W is sold as a case of 16 rolls, making it a practical stock item for HVAC contractors and sheet metal shops that run through tape regularly. It is equivalent to part number S-7178W, allowing direct substitution where that part was previously specified. This tape is suited for sealing duct seams, patching duct board, and securing insulation in residential and light commercial HVAC systems.
This tape is used across residential and light commercial HVAC installations and service work. Typical applications include sealing sheet metal duct joints, repairing duct board, weatherproofing penetrations, and general maintenance tasks where a moisture-resistant, durable tape is required. HVAC technicians and sheet metal mechanics are the primary installers. The case quantity of 16 rolls supports ongoing service routes and new construction work where bulk supply reduces job-site restocking.
Equivalent to part number S-7178W. Designed as a general-purpose foil tape for HVAC duct repair, weatherproofing, and maintenance applications across residential and light commercial duct systems.
HVAC technicians and sheet metal mechanics typically apply this tape during duct installation, repair, or seasonal maintenance. Surfaces should be clean, dry, and free of dust or grease before tape is applied to ensure proper adhesion. When used on pressurized duct systems, follow local mechanical codes and any applicable SMACNA guidelines for duct sealing standards. Do not apply over wet or frozen surfaces.
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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