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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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  • Find the right ductless mini-split for your home with information from National Refrigeration
    Big Box Store vs. Name Brand Manufacturer Mini-Splits
    Gallery
    Tags: Big-box store or name-brand, HVAC, noise|

    Big Box Store vs. Name Brand Manufacturer Mini-Splits

    Professional HVAC technicians select reputable manufacturers to ensure reliability and longevity of their HVAC product for their customers.

  • Ductless mini-splits have become HVAC powerhouses in recent years.
    Mini-Splits: HVAC’s Unassuming Powerhouse
    Gallery
    Tags: commercial hvac, energy-efficient, HVAC, Indoor Air Quality|

    Mini-Splits: HVAC’s Unassuming Powerhouse

    Technology is unique from the natural world in that size [...]

  • While many HVAC systems have different types and variations, geothermal heat pumps differ distinctly from other heat pump systems.
    A Deeper Understanding of Geothermal Heat Pumps
    Gallery
    Tags: closed-loop system, efficiency, geothermal heat pumps, HVAC|

    A Deeper Understanding of Geothermal Heat Pumps

    All heat pumps are exceptionally efficient and excellent for the environment, however, thanks to their unique technology, geothermal heat pumps are considered the most eco-friendly HVAC system on the market. Unlike most heat pumps that rely on air to heat and cool, geothermal heat pumps harness the constant temperature of the Earth's crust. By tapping into the Earth’s heat, these systems efficiently warm buildings before returning the excess heat back to nature during its cooling cycles.

  • National Refrigeration helps homeowners determine whether a heat pump or traditional HVAC system is right for their ho me or space.
    Heat Pumps vs. Traditional Systems
    Gallery
    Tags: boilers, furnances, Heat pumps, HVAC|

    Heat Pumps vs. Traditional Systems

    Heat pumps are relatively new in popularity but are beginning [...]

  • 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.
    Can I put a sofa on top of an HVAC vent?
    Gallery
    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. [...]

  • Ductless mini-splits can both heat and cool homes and businesses.
    Can a ductless system heat my home?
    Gallery
    Tags: ductless mini splits, energy bills, HVAC, installation|

    Can a ductless system heat my home?

    While ductless systems are gaining popularity, there is still a [...]

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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 Refrigeration is a Mitsubishi Electric dealer

© 2025 National Refrigeration

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