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Internal Vent Limiting: Features a factory-installed vent limiter to simplify installation and meet safety standards without additional external plumbing
Simplified Integration: Standard spade terminal connections facilitate fast field installation and "wire-for-wire" replacement
it breaks the circuit to the gas valve or heating elements as a safety precaution while keeping the fan running to dissipate excess heat
Optimized Ignition Performance: High-energy spark capability ensures rapid gas ignition
making it an essential component for controlling HVAC ventilation fans
Lennox 99G99 Blower Wheel 322838-754 Internal Vent Limiting: Features aThe Lennox 99G99 Blower Wheel is a precision engineered OEM replacement part designed for high static pressure applications within residential and commercial HVAC systems. Featuring a 1 2 inch bore and a 9x8 diameter to width configuration with clockwise (CW) rotation, this direct drive blower wheel ensures optimal airflow and static efficiency. Constructed from high grade galvanized steel, the 99G99 is balanced to minimize vibration, reducing stress