What We Do

We are New England’s leading HVAC contractor for Residential Heating and Cooling and Commercial HVAC systems.

Residential

Find out how Mitsubishi Electric ductless can transform your living space.

Install
Heating
Cooling
Ductless
Traditional

Commercial

Learn how ductless can keep any commercial space comfortable.

Install
Refrigeration
Heating
Cooling

Where We Do It

From Tudors to Colonials to split-level homes and more, we’ve installed ductless HVAC systems in all types of single-family homes, condos, brownstones and apartments in and around the Boston area.



Hear From Our Satisfied Customers:

Receive Up to $250 When You
Refer a Friend!

There are two ways to get rewarded. When your referred friend completes an installation over $6,000 you both will receive a $250 gift card. When your referred friend completes a service job over $225 you will both receive a $50 gift card.

Featured Services

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

N.E.T.R. Inc., in-house staff of certified HVAC/R technicians can install, service and repair your commercial refrigeration systems.

Maintenance Programs

Our highly trained HVAC technicians can maintain, tune up and/or repair your current system, so you can stay warm in the winter and cool in the summer. No sweat, No stress. An HVAC preventative maintenance ensures healthier air, fewer emergencies and a long-lasting system.

HVAC Insights

Explore our Heating and Cooling articles. Make sure to come back soon for more resources as you learn the best ways to heat and cool your home.

The Science Behind Mini Split Filtration

The Science Behind Mini Split Filtration

High-quality mini splits feature dual filtration that improves indoor air quality by removing dust, allergens, pollutants, and odors. Learn how it works ...
The Ultimate Self-Care: 8 Ways Ductless HVAC Provides Individualized Comfort

The Ultimate Self-Care: 8 Ways Ductless HVAC Provides Individualized Comfort

Ductless HVAC equipment saves money, but it also improves your comfort. In the age of self-care, these systems are critical. Find out why ...
Your Winter HVAC Preventative Maintenance Checklist

Your Winter HVAC Preventative Maintenance Checklist

Winter-proof your HVAC system and get ready for the cold season ahead with these helpful tips from our winter HVAC preventative maintenance checklist ...
How to Stretch the Cost of Your Heat Pump in Winter

How to Stretch the Cost of Your Heat Pump in Winter

Learn effective ways to stretch the cost of your heat pump in winter & maximize the value you're getting from this energy-efficient home heating system ...
Integrating Solar Power With Your Heat Pumps (Podcast)

Integrating Solar Power With Your Heat Pumps (Podcast)

Heat pumps reduce your energy bill, but to make your home even more green, consider powering your heat pump with solar panels. Look at the ...
Backup Generator Power My Ductless HVAC System

Solar Batteries Vs. Generators: How to Stay Online During Outages

Look at the pros and cons of solar batteries and generators. Choose the best approach to keep your power on during an outage ...

Schedule an Emergency Service

We will provide you to with installation, repair or maintenance services that you require, all while providing excellent service.