1)White or metallic paint color cover, beautiful and good taste

2)The new style burner and the heat exchanger, save more gas

3)The summer and winter control, high efficient and gas saving

4)The 0.02 mpa low water pressure start, operation much easier

5)Accidentally flame out protection, the burn without water protection, the over water pressure protection, the wind-back protection etc safety protections

6)LCD display optional

7)Zero pressure start optional