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1/3 hp

  1. HVAC
    I'm trying to figure out the cfm rating for a central air unit fan. this unit was given to me and has no paperwork. There is no manufacturer printed but i have a model of B20-36 also a b/m number 8041-1-3a it is 6.3 amps and 1/3 hp. the output is about 14x 11 3/4 what i believe is called a...