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รักษ์โลกกับฉลากเบอร์ 5
A High Energy Saving Performance, label No5 granted by Ministry of Energy for J-7 Engineering Company limited. The 1st runner on heat pump technology development.
J-7 Engineering Company Limited was established in the mid-1990s. as a distributor and installer of water-saving and energy-saving water heaters by engineers with more than 40 years of direct experience under the brands "Rheem" and "Ecotech"
