玻璃鋼直聯式負壓風機優點：

◆外框采用玻璃鋼材質，輕質、絕緣、不生銹、不老化、耐酸堿、堅固耐用，使用年限長；

◆外形運用獨特導流設計，防水，防雨；

◆采用特殊電機，直接式結構免維護（改變傳統的皮帶傳動）提高效能、簡化效能、簡化結構、降低維護費；

◆風葉采用尼龍加纖抗紫外線技術和28固定定位系統，持久堅固；

◆空氣順流原理百葉窗、不耗電、無需開關，且能有效防止雨水入侵；

◆規劃安裝不占空間，任何場所均可安裝。

◆Frame with glass fiber reinforced plastic material, light, insulation, no rust, no age,strong and durable, long working life. 

◆Unique diversion design, waterproof and rain.

◆Special motor used, direct structure free maintenance (change traditional belt drive) increase the efficiency , simplify the structure, reduce the maintenance fee.

◆Fan blade with nylon fiber technology and 28 fixed position system, persistent.

◆The principle of downstream air shutters, no power, no need to switch, and can effectively prevent rain. 

◆Project and installation does not occupy any space, any place can be installed.