◆采用獨(dú)特的推開百葉機(jī)構(gòu)裝置能自動(dòng)打開和關(guān)閉百葉窗葉片；

◆采用不銹鋼扇葉片一次沖壓成型工藝，不變形、不斷裂、美觀耐用，高精度動(dòng)平衡檢測校正，保證風(fēng)機(jī)運(yùn)轉(zhuǎn)平穩(wěn)無振動(dòng)，降低噪音，有效提高使用壽命；

◆采用特有的凹進(jìn)式風(fēng)機(jī)搬運(yùn)提手設(shè)計(jì)，不但有效避免裝卸、搬運(yùn)過程中的不便，還不會影響風(fēng)機(jī)安裝和外觀效果；

◆V型皮帶輪由高強(qiáng)度的鋁合金材料熱壓鑄成型，材質(zhì)輕、強(qiáng)度高；

◆配置高效節(jié)能電機(jī)，通過3C認(rèn)證，防護(hù)等級：IP55，絕緣等級F級；

◆機(jī)械離心式打開機(jī)構(gòu)采用韌性高的增強(qiáng)尼龍100%原料注塑加工，強(qiáng)度高、壽命長；

◆導(dǎo)向桿內(nèi)嵌的鋼件安裝在法蘭片上，增強(qiáng)了機(jī)構(gòu)的可靠性，有效避免尼龍生產(chǎn)過程的伸縮變動(dòng)。

◆Patented designed centrifugal system which can open and close automaticlly,ensuring the shutter opens 90degree under all the condition.And uncontrol-lable air can prevent from going into the birdhouse when the shutter works;

◆Mirror designed and injection moulding Stainless steel balde,with big air volume never distortion and broken;

◆Experiment of homeostasis make the blade work smoothly,nearly no noise and steadily output of air;

◆Centrifugal shutter system made of high quality engineering nylon,high strength and long service life;

◆High efficient and energy-saving motor with ccc certificate,protection class:IP55,insulation class:Fgrade.