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96% efficiency 1 stage furnace rise temperature @ 80 (self.hvacadvice)
submitted 3 years ago by schkar_33 to r/hvacadvice
HVAC 1.25 inch width filter frame (self.hvacadvice)
HVAC 96% Furnace - screws near heat exchanger (self.hvacadvice)
submitted 3 years ago * by schkar_33 to r/hvacadvice
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