欧美亚洲国产日韩久久_日韩毛片基地秋霞网乱理_国产玖玖视频在线观看在线视频_97超爽免费公开视频在线_欧美 日产 国产在线_辉煌优配APP平台_韩国成人精品第一页_FREE性欧美HD另类精品_日韩人妻有码精品专区_亚洲欧美日韩一区二区视频

產品詳情
—— Back to list

sensei

Details ——

 applications

    Senior apartment, apartment hotel.

 function

    1. Anti-theft performance: class a guard against theft;

    2. Sound insulation performance: the sound insulation can reach 35 decibels;

    3. Thermal insulation performance: the heat transfer coefficient K is less than 2.0W/m2.K.

    4. Airtight performance: air tightness is not lower than grade 4;

    5. Fireproof performance: fire-resistant time 1.00h;

    6. Durability: through repeated opening and closing of 200,000 times.

 The characteristics of

    1. Adopt the concealed hinge structure, and the door panel can be made of wood grain or cosmetic plate, which is fashionable, simple and elegant.

    2. Opening the door frame size is narrow, the shape is straight, the line feels strong.

    3. The side of the door fan and the upper side of the door are covered with seam pressure, so as to play the role of anti-prying.

    4. Anti-theft, sound insulation, fire prevention and sealing.


森林特種門表1.jpg


未標題-2.jpg


all rights reserved ?2015Shanghai Forest Special Steel Door Co., Ltd.
滬ICP備11048493號