Requirement of fuel for Commercial Units like hotels, restaurants, malls shopping complex etc are categorized under Commercial PNG Major applications of PNG in this category are in kitchens, Ovens, boilers, Geysers, refrigerators etc. Some Complexes, hosing offices, Malls use PNG for power generation and Air Conditioning also. There is thus no hassle of handling, refilling and changing of cylinders.The uninterrupted supply of the natural gas as fuel to the commercial Units helps them to provide better quality of service to its customers. Most gas appliances are low on operational cost than electrical ones. Pipeline delivery relatively reduces the transportation cost. When compared with other available alternative fuels like commercial LPG it is economically viable fuel. As the cost of the fuel is on lower side, its effect is on the total cost of the services that the commercial units offer.