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  1. HVAC
    We just got our new home and it has a Heil furnace. The model is #N8MSN0701412A2 and we are unable to locate the Air Filter. It seems like it was installed upside down and there is no filter location on either side of the furnace itself. I am attaching pictures in the hopes that someone may be...
  2. HVAC
    An employee at a box DIY store told me that the expensive air filters are bad for my HVAC because the motor has to work "overtime" to pull air through the return. Is this true? 20x20 return I have horrible allergies and the expensive air filters really do work for me. I honestly can tell the...
  3. HVAC
    Greetings again! To restate some info from my previous post, I live in southern New Mexico and I was interested in upgrading the air filtration of an old furnace with an external or internal air cleaner such as the Aprilaire 2210, 2410, or 2250. I have an older PBKM-LD12N080C furnace...
1-3 of 3 Results