Clifco HVAC Single Wall 9" Spin-In. HVAC systems are a top-of-the line heating and cooling appliance that are used in residential and commercial applications. This Clifco HVAC Single Wall 9" Spin-In is designed to connect to the main duct vent and function like a wye or tee. This Spin-In allows extra branches to be ran to designated areas.
| Product: | Couplings and Adapters |
| Use: | Ducting and Venting |
| Style: | Single Wall |
