1. Harmonica type, t-type, balanced type are optional.2. Summer/winter knob3. Material:copper and stainless steel

1. High Efficiency type gas water heater2. White/Metallic white/Silver color is optional for coating3. The 0.025mpa low water pressure start, easy for operation4. Standard fire power adjustment5. Stan

1. High Efficiency type gas water heater2. White/Metallic white/Silver color is optional for coating3. The 0.025mpa low water pressure start, easy for operation4. Standard fire power adjustment5. Stan

Instant Gas Water Heater 1. Ultra low water pressure start-up or Zero water pressure start-up 2. Ignition pulse of A class 3. Pure copper heat exchanger 4. Water-gas interlock valve 5. Leak and overhe

Instant Gas Water Heater 1. Ultra low water pressure start-up or Zero water pressure start-up 2. Ignition pulse of A class 3. Pure copper heat exchanger 4. Water-gas interlock valve 5. Leak and overhe

1. Material: copper and aluminum are optional.2. 6 liters to 12 liters are available.