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The Southwark Metal 84STWD4 Steel Collar with Damper is designed for effective air distribution in HVAC systems. This collar measures four inches and is constructed with 28 gauge, hot-dipped galvanized steel, ensuring durability and resistance to corrosion.
Optimal for professionals in the HVAC industry, this collar facilitates efficient air control within duct systems and is compliant with ASTM A653CS standards.
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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