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This 10-inch draft control is designed for vent pipes with a diameter between 9 and 10 inches and a circumference range of 28-1/4 to 31-1/2 inches
this flange features a 1-inch finished bore and a standard 1/4" x 1/8" keyseat
5 Cv rating ensures minimal pressure drop across the 3/4 inch NPT threaded ports
Environmental Resilience: Rated for ambient temperatures from -40°F to 185°F
Optimized Airflow Dynamics: The 18-inch diameter and specific blade pitch are calibrated to meet original equipment manufacturer specifications for efficient HVAC airflow
Reznor 204376 Board THPU32HP7Y This 10-inch draft control isThe Reznor 204376 is a critical OEM ignition control board specifically engineered for gas fired heating systems, including Reznor RDF direct fired furnaces and various commercial unit heaters. This hot surface ignition (HSI) module operates on 120V AC and manages a precise sequence of operation, including a dedicated pre purge time delay to clear the combustion chamber and a 100% lockout safety function if flame initiation fails. Designed to handle
