121-320

This high-quality combustion blower restrictor is a critical component for maintaining the efficiency and safety of your gas furnace. Designed to work within the inducer motor assembly, this part regulates the volume of air flowing through the combustion chamber. By ensuring the correct air-to-fuel ratio, it helps prevent common heating issues such as irregular flame patterns, pressure switch errors, and inefficient fuel consumption. If your furnace is short-cycling or experiencing draft issues, a precision-engineered restrictor plate ensures your exhaust fan or venter motor maintains the exact static pressure required for optimal performance. This durable replacement part is essential for HVAC repair and routine maintenance on residential heating systems.
Type: Combustion Blower Restrictor / Draft Inducer Component
Size: Small
Application: Used in residential gas furnaces and high-efficiency heating systems to regulate airflow within the draft inducer motor and venter assembly.
Specifications: Heat-resistant construction designed for high-temperature exhaust environments; precision-stamped for accurate airflow restriction and pressure management.