外形設(shè)計(jì)大方精美， 平滑順暢的的強(qiáng)力輸出開啟時(shí)噪音低開窗器推拉力大，支撐強(qiáng)度高推桿采用不銹鋼材料制作而成設(shè)計(jì)壽命負(fù)載開閉大于30000次旋轉(zhuǎn)支架適用于多種窗型此開窗器是重型排煙天窗最佳選擇外觀顏色可根據(jù)客戶要求訂制，常規(guī)色為銀白色
Single Window
Shape design and easy elegant,Run smooth power outputOpen low noiseOpen the window unit push pull big, support high strengthPush rod adopt stainless steel material is made and be becomeDesign life load open closed more than 30000 timesRotary supportIt is applicable for various window typeThis window machine is heavy smoke skylight best choiceAppearance color can be according to the customer request ordering, conventional color for silver
