S1-024-27634-001 | .65"WC SPNO Close On Fall # Sw | York

York NCO Series Close On Fall Damper - S1-024-27634-001 The York NCO Series Close On Fall Damper is designed to maintain airflow and prevent backdrafting in HVAC systems. It features a 0.65" water column (WC) pressure rating and a normally open (NO) configuration. This damper is commonly used in commercial and industrial buildings to ensure proper ventilation and prevent energy loss. Key Features: - 0.65" WC pressure rating - Normally open (NO) configuration - For use in HVAC systems - Prevents backdrafting and maintains airflow