1. Gas boilers generally have problems that condensate corrodes the boiler and shortens the furnace life.
2. The air consumption per unit area of heating is relatively high, and there is a big difference between high and low. For example, the low air consumption per unit area is 9m3/m2～10m3/m2, and the high one is 14m3/m2～15m3/m2.
3. The quality of heating has declined.
Contact us now if you have any question about our company and products chinaboiler firstname.lastname@example.org. Any of your inquiry and suggestion will be highly appreciated. We will keep your information completely private.