산소 없는 구리 탱크가 있는 천연가스용 온도장

Video Description:
Discover the Natural Gas Water Heater with Oxygen-free Copper Tank, a high-efficiency solution for your home. Featuring forced exhaust technology, 21kW heat output, and automatic ignition, this wall-mounted unit ensures safe, reliable hot water for kitchens and balconies.
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