Resideo ZD8X14TZ Damper 321142-301 the Carrier HN67KZ012 is the

the Carrier HN67KZ012 is the industry standard for restoring original equipment performance in high-demand environments

The internal silicone diaphragm is specifically rated for air and combustion by-products

eliminating the need for extensive re-piping during maintenance cycles

Genuine Copeland Comfort Control (Alco) 030621 OEM solenoid valve body

an exact orifice diameter is critical

Resideo ZD8X14TZ Damper 321142-301 the Carrier HN67KZ012 is theThe Resideo ZD8X14TZ is a professional grade rectangular zone damper engineered for reliable airflow management in high static HVAC systems. Constructed from heavy duty extruded aluminum with parallel blade action, the ZD8X14TZ is designed for low leakage performance (less than 1% at 0. 5 in. WC) and quiet operation. The unit features a 24Vac synchronous motor mounted on the 14 inch side, utilizing a power closed spring return open fail safe