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This Air Duct Products Air-Tite Start Collar, model 5281.04-26, features a diameter of four inches and is constructed from 26 gauge galvanized steel, ensuring durability and reliability for HVAC ducting applications.
Optimized for professional HVAC setups, this start collar offers a straightforward solution for ducting requirements. The air-tight design minimizes air leakage, enhancing system efficiency.
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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