Protech HVAC, LLC designs, installs and repairs virtually all Heating; Ventilating; Air Conditioning (HVAC) systems types and brands in residential and commercial buildings. John Rocheleau (owner) began his career at Tech School, in 1980, and is a master-level Technician, Craftsman, Inventor, Public Speaker and Consultant.

We work on, but are not limited to:  refrigeration; ice machines; walk-ins; roof top units; ductless “mini split” systems; oil and gas burners, tanks, and piping; furnaces; hot water and steam boilers; water heaters; humidity control; air cleaning; air handlers; HRV/ERVs; radiant floor heating and snow-melt systems.

Our work is Done Right. The 1st Time. Every Time. Guaranteed!

You can reach us at: 603-545-1282, 24/7.

Letters of Recommendation from credible Protech HVAC Customers…

Samples of HVAC systems that we install, repair and maintain…