GAS-FIRED COMBINED HEAT AND POWER APPLIANCES (mCHP)
1.1 These requirements apply to factory-built micro Combined Heat and Power (mCHP) gas-fired appliances which are intended primarily for residential and commercial installation. All appliances/equipment are intended to be constructed completely of new, unused parts and materials.
1.2 These appliances are for use with natural gas, liquefied petroleum gases, mixed gas and LP gas-air mixtures.
1.3…