Tiết kiệm năng lượng áp lực khí thải máy sưởi nước 21kW công suất sản xuất nhiệt

Video Description:
Discover the high-efficiency Saving Energy Forced Exhaust Gas Water Heater with 21kW heat output power. This appliance ensures consistent hot water supply with a temperature deviation of only ±0.5℃, making it perfect for households. Enjoy energy savings and safety with its forced vent system and NG(2000Pa) gas pressure.
Các video liên quan