meaning it does not mix air with gas before it reaches the tip

Trust this hydronic heating system component to optimize flow efficiency and extend the service life of your circulating equipment

The 2-10VDC feedback signal is a standard industry protocol

Regulatory Compliance: Meets local mechanical codes for gas appliance installations in high-altitude regions

Key Benefits Precise Modulation: Facilitates instantaneous gas flow adjustments to maintain setpoint accuracy within the 80-130°F range

Lennox 44H12 Tubing 321894-708 meaning it does not mixThe Lennox 44H12 Pressure Switch Tubing is a critical 19 inch OEM replacement part designed for precise pressure monitoring in commercial HVAC systems and residential furnaces. With a 3 16 inch ID and 5 16 inch OD, this specialized tubing connects the inducer motor or collector box to the furnace pressure switch, ensuring the control board receives accurate pneumatic signals for safe ignition sequences. Constructed from high grade, flexible