11 Gas-fired and electric hot water heaters, humidifiers, dehumidifiers, water conditioning units and air conditioners
36 Loan financing of appliances that heat, cool, humidify, dehumidify, and condition air or water
37 Installation, maintenance, plumbing, and repair of appliances that heat, cool, humidify, dehumidify, and condition air or water; and mechanical contracting services, namely, project management, contracting, and coordination of subcontractors
40 Rental or lease of appliances that heat, cool, humidify, dehumidify, and condition air or water