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18" WC Actuation: Ensures the combustion blower provides sufficient draft before allowing gas valve activation
Optimized Motor Efficiency: Supports the full functionality of ECM motors for improved airflow and energy savings
Common Questions How do I test the 117-7441 for failure
040" holes isolate static pressure from velocity pressure for superior accuracy
AERCO Boiler and Water Heater 59138 Air Filter 323080-701 18" WC Actuation: Ensures theThe AERCO Boiler and Water Heater 59138 Air Filter is a high performance 6" K&N replacement air filter engineered to maintain peak efficiency for your commercial heating systems. Designed as a precision fit HVAC induction filter, this component ensures maximum airflow while providing superior washable air filter technology. By effectively trapping particulates, the AERCO 59138 prevents combustion internal debris buildup, protecting sensitive internal