Hart & Cooley Snap-In Ring Collar, 12 Inch Galvanized Steel Connector for HVAC Duct

The Galvanized Steel Ring Collar from Hart & Cooley is designed to make HVAC installation faster, simpler, and more reliable. Built with a unique snap-in design and a 2-inch high collar, this versatile component provides secure, airtight connections between flexible ducts and plenums while reducing time and labor on the job site. Available in multiple diameter sizes, the HVAC collar offers a solution that fits a wide variety of residential and light commercial applications. Engineered for ease of use, this steel collar requires no special tools for installation, accessible to professionals of all experience levels. Beyond convenience, the ring collar is built to perform. Its bead reinforcement strengthens the connection and helps retain flexible ducts securely. The snap-lock seam creates a permanent joint that can be sealed with mastic, sealant, or tape for airtight performance, minimizing leakage and improving system efficiency. Smooth interior surfaces reduce turbulence and resistance, helping HVAC systems run more effectively while supporting energy savings for the end user. Constructed from durable galvanized steel, the design resists corrosion and is built to last. As a pre-fabricated component manufactured to precise specifications, it delivers consistent quality and long-term reliability. Trusted since 1901, Hart & Cooley continues to provide professional-grade solutions that balance speed, performance, and durability for today’s HVAC professionals.