It is suitable for making up the fanning and blowing system of thesteam boiler beneath 2~240t/h. The highest temperature of airshall not exceed 250C .Before installation, the fan must equipwith the dust- removal fixture whose dust removing efficiencyshall not beneath 85%. Our company can provide the stainlesssteel heat boiler centrifugal blower, when the temp erature of airmust exceed 250C.