What size furnace do I need?
BTU usage is the critical factor. Example: If you are using (1) 20″x20″ coil, that is 140,000 BTU + Domestic Hot Water Heat Exchanger that is 80,000 BTU, then you need a 220,000 BTU furnace Don’t under-size yourself. Better to have a little extra than too small. Talk to your dealer, or our factory, and […]
What size furnace do I need? Read More »