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this hi-flow air regulator handles up to 300 PSI primary inlet pressure and supports a massive 400 SCFM flow rate
By modulating the orifice based on load conditions
thank to its NEMA 4X enclosure
it provides reliable proof-of-flow by operating on a pressure rise at 0
Lennox 16A77 Pilot Orifice 321894-708 this hi-flow air regulator handlesThe Lennox 16A77 Pilot Orifice is a heavy duty, brass component essential for maintaining the volumetric gas flow in intermittent and standing pilot ignition systems. This specific orifice features a 0. 011 inch aperture and a short insert inlet design, ensuring precise fuel to air ratios for a stable pilot flame. Designed for compatibility with high efficiency Lennox G11 and G12 series furnaces, this part is a direct replacement for Lennox 16A7701
US$ 189.95
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