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National Refrigeration is a locally owned heating and cooling contractor offering residential and commercial HVAC and plumbing services in all of Rhode Island and bordering Massachusetts communities.

401-737-2000

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  • National Refrigeration explains why an air filter may be black and whether or not a homeowner should be alarmed.
    Tags: air filter, black, Carbon Monoxide, HVAC, Indoor Air Quality, mold|

    Why is my furnace filter turning black?

    The air filter in your HVAC system trap dust, pet [...]

National Refrigeration is a locally owned heating and cooling contractor offering residential and commercial HVAC and plumbing services in all of Rhode Island and bordering Massachusetts communities.

National’s Office Hours

Monday thru Friday : 7:30 am to 4:30 pm

Closed Saturday – Sunday

Contact us

3600 West Shore Rd, Warwick, RI 02886

401-737-2000

National Refrigeration is ACCA (Air Conditioning Contractors of America Association) accredited
National Refrigeration of Rhode Island is a Carrier Factory Authorized Dealer
National Refrigeration NATE (North American Technician Excellence) certified
National is a Mitsubishi Diamond Dealer

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