35
Procurement and contracting services for others, namely, purchasing fuel-fired systems and combustion equipment for others; arranging of trading transactions and commercial contracts in the field of fuel-fired systems and combustion equipment; consulting services in the field of providing businesses with consumer information about and advice on the selection of fuel-fired and combustion equipment
37
Installation, maintenance, and repair of fuel-fired systems and combustion equipment; technical support services, namely, troubleshooting in the nature of repair of fuel-fired systems and combustion; machinery retrofit and conversion services, namely, converting and upgrading of fuel-fired systems and combustion equipment; gas piping layout, reinstallation and repair; maintenance services, namely, combustion burner tuning; on-site support in the nature of providing technical advice in the field of purging natural gas systems; natural gas equipment maintenance services in the nature of consulting and technical advice services for natural gas reintroduction, namely, displacing nitrogen with natural gas and start-up of natural gas piping systems and equipment
41
Education services, namely, providing live on-site and online classes, seminars and workshops and training in the use, operation and maintenance of fuel-fired systems and combustion equipment, combustion safety, insurance risk management, carbon dioxide risk abatement, gas piping installation and repair; on-site and online safety training services in the field of fuel-fired systems and combustion equipment
42
Testing, monitoring and inspection of fuel-fired systems and combustion equipment and reporting of findings therefore; analysis and evaluation of fuel-fired systems and combustion equipment to assure compliance with industry safety standards and current codes; consulting services, namely, providing recommendations for safety improvements of fuel-fired systems and combustion equipment; engineering services in the field of fuel-fired systems and combustion equipment; design and development of natural gas purging plans; design and layout planning of gas lines; design and modification planning of combustion system upgrades and retrofits; diagnostic services in the field of fuel-fired systems and combustion equipment; technological consultation in the field of selecting fuel-fired and combustion equipment suitable for their intended uses
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