燃气壁挂炉的安全保护作用:

　　The safety of the wall-mounted gas furnace protection:

　　冬天过冷，家里没人看管壁挂炉会不会被冻坏？

　　Too cold in winter, nobody care home in cb will be freezing?

　　The said a freezing damage problem, now in cb brands possess the function of automatic antifreeze, very human nature; The process is adjusted the antifreeze program beforehand, cb when close to 5 ° c, the system will automatically start antifreeze procedures to protect the wall hanging furnace, but must ensure that home but gas can be normal supply.

　　Will use in flue gas poisoning or chest tightness phenomenon?