What is the proper manifold pressure for a single stage 90% furnace, 40,000 Btuh and above, operating on natural gas in the greater San Francisco Bay Area? Why does it matter? In a recent training class, Greg Sanchez explains it all.
What is the proper manifold pressure for a single stage 90% furnace, 40,000 Btuh and above, operating on natural gas in the greater San Francisco Bay Area? Why does it matter? In a recent training class, Greg Sanchez explains it all.
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