Credentials


TJ’s considers it of the utmost importance to continually educate ourselves in all facets of our industry.  We are proud of our credentials.

Boiler Installation and Service

Certified Installer and Service Technician for the following:
Viessmann
Buderus
Lochinvar
Laars (including Trianco Heatmaker and Endurance boilers)

Geothermal Heating and Cooling Systems

IGSHPA Certified Designer and Installer
NATE Certified – Ground Source Heat Pump Loop Installer

Oil Burner Installation and Service

Certified Installer and Service Technician for the following residential and commercial oil burners:
Riello
Weishaupt
Certified Start-Up Contractor for Veissmann commercial boilers (including Weishaupt commercial burners, Riello commercial burners, and Siemens combustion controls)

Radiant

Certified Veiga Radiant System Designer and Installer
Certified Hydronic Piping Designer
Certified Trade Associate of the Radiant Panel Association

Air Conditioning

MA Master Sheet Metal License
Certified Designer and Installer of Unico high-velocity air conditioning systems
Certified Rheem Dealer
Certified Tappan Dealer

Controls

Tekmar Controls Certified
Innovex Controls Certified

Plumbing and Gasfitting

Master License in MA
MA Master Pipefitter / Process Piping
RI Master Pipefitter 2

Training and Certifications

EPA Universal Certification
Wrightsoft Manual J
Wrightsoft Cad Design
Aquatherm Fuse Weld Pipe System Certification
BPI Infiltration and Duct Leakage Professional
Certified Lead-Safe  Renovation Contractor

Lead-safe LOGO

Latest Press Releases


  • February 9, 2023 NEW – Mass Save Loan Amounts up to $50,000!

    Mass Save Loans are now up to $50,000 !

    The Mass Save® HEAT Loan offers zero interest financing opportunities up to $50,000* total for energy-efficient home upgrades. That includes up to... Continue

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NEW – Increase in Mass Save Loan Amounts !

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