Mini Split Systems Installer and AC Services in Gilford, NH

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Why choose a Mitsubishi Ductless Mini Split AC System?

Efficient
Energy-saving air conditioning system
Customized zoning enables you to control the cooling level in each zone
Helps lower your utility bills
Also provides heating
Ultra-quiet system
superior indoor air quality
Zero Emissions
12 year parts/compressor warranty
Financing Options

We provide end-to-end home cooling systems including service and repair as well as:

Ductwork & Trunk Installation
Mini Split Systems Installation, Repair, and Maintenance
Zoning & Ductwork
Unico & Hi-Velocity Installation
Air Conditioning Refrigerant Charging
Air Conditioning Refrigeration Leak Repairs

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Mitsubishi Preferred Diamond Dealer

We are proud to be a Mitsubishi Preferred Diamond Dealer, which entitles customers with premium warranty terms.

Mini Split and AC Services in NH & MA

Main Stream Mechanical proudly serves the cooling needs of homeowners and businesses throughout New Hampshire and Massachusetts. Contact us today to discuss your options.

We Love Happy Clients

“I have used Main Stream for the past 9 years in two different homes. They are responsive, professional, knowledgeable, and thorough. I use them for all of my heating, air conditioning and general plumbing needs.”

Jeff Ferrante

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Our Partners

For over 25 years, Main Stream Mechanical has provided air conditioning installation, repair, and maintenance services to customers throughout Gilford, NH, and neighboring towns. Our highly trained technicians are expert AC installers with skills and experience working with the latest AC technology, including mini ductless air conditioning.