◆采(cai)用獨特(te)的推開百(bai)葉(xie)機構裝置能自動打開和關閉百(bai)葉(xie)窗葉(xie)片；

◆采(cai)用(yong)不銹(xiu)鋼扇葉片一次沖(chong)壓(ya)成型(xing)工藝，不變形、不斷(duan)裂、美觀耐用(yong)，高精度動平衡檢(jian)測校正(zheng)，保證(zheng)風機運轉平穩無振動，降低噪(zao)音，有(you)效提高使用(yong)壽命；

◆采(cai)用特(te)有的凹進式風機搬運(yun)提手設(she)計，不(bu)(bu)但(dan)有效避免裝卸、搬運(yun)過程中的不(bu)(bu)便，還不(bu)(bu)會影響風機安裝和外觀效果；

◆V型皮帶輪(lun)由高強(qiang)度的鋁合金材(cai)料熱壓鑄成型，材(cai)質輕(qing)、強(qiang)度高；

◆配置高(gao)效節能(neng)電機(ji)，通過3C認證，防護等級(ji)：IP55，絕(jue)緣(yuan)等級(ji)F級(ji)；

◆機械離心式(shi)打開機構采用韌性高的增(zeng)強尼(ni)龍100%原料注塑(su)加(jia)工，強度(du)高、壽命長(chang)；

◆導向(xiang)桿內嵌的鋼件(jian)安裝在法(fa)蘭(lan)片上，增(zeng)強了機構的可靠性(xing)，有效避免尼龍生產(chan)過程(cheng)的伸縮變動。

◆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.