The ZoneFirst SPRD-10 Round static pressure damper is made to control airflow in HVAC systems. It controls air pressure in the ducts to stop zones from becoming too pressurized or not pressurized enough, so airflow is distributed well. This 10″ damper is a
- Zero-Risk Assurance: Full-Refund Policy
- Free Delivery on 30+ Orders
- 60-Day Hassle-Free Returns









