Biomass Solid Fuel

• Maine Solid Fuel Exam Prep Course 

Propane / Natural Gas

• Basic Principles and Practices of Propane
• Appliance Connection & Service
• Large Industrial / Commercial Gas-Fired Equipment

EPA 608 Refrigerant Certification

• US EPA 608 Certification for Small Appliances
• US EPA 608 Universal

 Solar Heating 

• Solar Hot Water Design & Installation
• The Business of Solar Heating

 Ductless Mini-Split Heat Pumps

• Ductless Mini-Split Heat Pump Training
• Coming Soon....Advanced Mini-Split Heat Pump Training for Service Technicians

Solar Photovoltaic

• Solar PV for the Entry Level Candidate
• Solar PV Design & Installation