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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

Contact us

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  • Having clean indoor air quality is better for your comfort and health.
    What’s in Your Air
    Gallery
    Tags: filters, homeowners, HVAC, IAQ|

    What’s in Your Air

    You may have heard that indoor air is two to five times more polluted than outdoor air, but what exactly is causing the contamination? Many invisible particles and gases can impact your comfort, health, and HVAC system.

  • National Refrigeration explains why an air filter may be black and whether or not a homeowner should be alarmed.
    Why is my furnace filter turning black?
    Gallery
    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 discusses how pets affect indoor air quality.
    How Do Pets Affect Indoor Air Quality?
    Gallery
    Tags: IAQ, Indoor Air Quality, pets|

    How Do Pets Affect Indoor Air Quality?

    Having a pet can be a great addition for many [...]

  • Having your indoor air quality tested can give you peace of mind or identify pollutants that need to be filtered out of your home.
    Should I Get an Air Quality Test for My Home?
    Gallery
    Tags: air cleaners, Air quality test, Biological, Cold Plasma Generator, dehumidifiers, humidifiers, HVAC, IAQ, Indoor Air Quality, UV lamps, ventilators, VOC|

    Should I Get an Air Quality Test for My Home?

    Indoor air quality is not always a top concern for individuals [...]

  • Make sure your indoor air quality is good, especially during winter months when you spend more time indoors.
    5 Tips for Better Indoor Air Quality
    Gallery
    Tags: air purification system, homeowners, humidity, IAQ, Indoor Air Quality|

    5 Tips for Better Indoor Air Quality

    As a homeowner, you are likely concerned about rising heat costs and are taking the necessary precautions, such as eliminating window drafts and improving insulation, to ensure your heat stays indoors. And while the energy-saving benefits of eliminating drafts and insulating your home are apparent, these necessary and important home improvements may be impacting your home’s overall air quality. Luckily, there are easy ways to improve your home’s air quality and keep your family safe and healthy, no matter the season.

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 Refrigeration is a Mitsubishi Electric dealer

© 2025 National Refrigeration

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