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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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HVAC Tips, Insights & Advice

Stay informed and comfortable with helpful tips and expert advice regarding your heating and cooling systems. From seasonal maintenance and energy-saving tips to HVAC upgrades, indoor air quality, and the latest HVAC technology, our blogs cover everything you need to know to keep your home or business comfortable year-round.

  • Tags: Carrier Factory Authorized Dealer, Experienced HVAC technician, Licensed|

    Choosing the Right HVAC Company

    Selecting the right HVAC company is key to achieving long-term comfort, efficiency, and cost savings. Your heating and cooling systems are significant investments, and improper installation can lead to expensive repairs and higher energy bills. Fortunately, there are ways to ensure you hire skilled technicians who will do the job right.

  • Fall is the perfect time for Rhode Island homeowners to get ready for the heating season.
    Tags: change air filters, HVAC tune-up, test heating system, thermostat|

    7 Ways to Prepare Your HVAC System for Fall

    With fall just around the corner, now is the perfect [...]

  • National Refrigeration provides a comprehensive guide to HVAC acronyms.
    Tags: HVAC, HVAC acronyms|

    Your HVAC Acronym Guidebook

    The heating, ventilation, and air conditioning (HVAC) industry is filled [...]

  • Blocking vents can cause your HVAC system to work harder in order to maintain the desired temperature, leading to increased energy consumption and higher utility bills.
    Tags: homeowners, HVAC, interior design, vent|

    Can I put a sofa on top of an HVAC vent?

    Interior design and the HVAC industry share surprisingly common ground. [...]

  • National Refrigeration gives Rhode Island homeowners tips on how to protect your HVAC system from nor'easter storms.
    Tags: homeowners, HVAC, New England, nor'easter, Northeast|

    Can a nor’easter break my HVAC system?

    While fall has just begun, the big-storm season is already [...]

  • Historic New England homes can be difficult to retrofit with HVAC systems.
    Tags: air conditioning systems, geothermal heat pumps, historic homes, HVAC, mini-splits|

    What air conditioning system to buy for historic homes?

    Historic homes can offer much in charm and character but [...]

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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.

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

© 2026 National Refrigeration

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