Hotel boilers should meet the needs of the whole hotel, for hot water supplying or room heating, as well as steam for laundry or kitchen, so when choosing boilers, pay attention to what type of boiler (hot water boiler or steam boiler). Hot water boiler is also divided into many kinds, there are vacuum hot water boiler, indirect heat transfer boiler, ordinary atmospheric pressure hot water boiler and so on. In addition, after the selection is determined, the continuity of water supply should be considered. In order to prevent equipment failure to bring losses to the hotel, two boilers could be equipped for the hotel, one for working and another one for stand by.