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Keeping Boston Comfortable with Heating and Air Conditioning


Since 1989, N.E.T.R. Inc has been installing air conditioning systems in Boston and its surrounding areas. Our philosophy has been a complete dedication to our customers' needs. Over the years, this dedication has helped us to become one of the most respected names in refrigeration and cooling in New England.




Valuable Experience

We are the largest ductless contractor in New England with hundreds and hundreds of ductless system installations in the region.

We have a dedicated residential installation staff that only installs Ductless Heating and Air Conditioning Solutions.

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This allows our ductless specialist techs to focus 100% on a single solution, and be true experts in all things ductless.

Mitsubishi Electric Elite Diamond Contractor

We are 100% compliant with Mitsubishi Electric's Elite Diamond Contractor program, routinely sending our personnel for every available training.


The Elite Diamond Contractor network enables you, the homeowner, to have confidence that N.E.T.R. Inc. has gone through hundreds of hours of training and testing, which fully validates all the most valuable aspects of Mitsubishi Electric's warranties.

N.E.T.R. Inc. has reached the highest level of accreditation from Mitsubishi Electric's HVAC Division. We have successfully completed factory training in the areas of applications, sales and service for ductless air products.

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Rebates and savings are available through Mass Save and CEC. Learn more and see if you qualify.

Mass Save Heat Loan

Our Guiding Principles - We're all about the LTR

Unwavering dedication to our customers complete satisfaction. We are here for you before during and after the installation process. 

We measure our success based on the degree of satisfaction our customers receive.

N.E.T.R. Inc. is committed to providing reliable cooling and heating solutions for you our customers.

To accomplish this we work closely with you to understand your very specific needs.

Our trained comfort consultant arrives at your home on time and is seriously prepared to help you.




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