Zonefirst SPRD-20X12 Damper 30067439-890 this coil is typically designed

this coil is typically designed for standard industrial applications

Bimetal connections allow techicians to braze the valve into the line without using a heat sink or wet rag

Direct OEM Compatibility: Ensures a seamless fit for Copeland refrigeration systems without the need for mounting modifications

ensuring consistent damper blade positioning under high torque

What causes an Armstrong furnace pilot to fail

Zonefirst SPRD-20X12 Damper 30067439-890 this coil is typically designedThe Zonefirst SPRD 20X12 is a professional grade barometric static pressure regulating damper designed for precision airflow management in multi zone residential and light commercial HVAC systems. Constructed from heavy duty 22 gauge galvanized steel, this 20" x 12" rectangular bypass damper utilizes a single blade, counter balanced weighted arm mechanism to maintain optimal duct static pressure. As zone dampers close, the SPRD 20X12 automatically