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The Air Duct Products 5254.18-26 Start Collar is designed for robust and efficient performance in ducting work. Manufactured from high-quality 26-gauge steel, this start collar ensures an airtight fit with 18-inch ducts, ideal for HVAC systems.
This collar is designed for easy integration into existing HVAC systems, enhancing airflow efficiency and stability.
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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