Lennox 63W36 Circuit Board 320788-702 this unit delivers a 80
Baker’s notes & crumb story
Description
Lennox 63W36 Circuit Board 320788 702 this unit delivers a 80 this unit delivers a 80 GPH flow rate at a 1 foot head and maintains performance up to a 20 foot shut off head This 18 inch natural gas burner is factory calibrated with a #34 orifice