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id="qrcode" style="display: none"> </div> </a> </div> </div> <div class="page-content"> <p style="text-indent: 2em; text-align: left;"><strong><a href="http://www.www.moca4installers.com/" target="_blank">綿陽消防排煙管</a></strong>系統高層建筑的防煙設施可分為機械加壓送風的防煙設施和可開啟外窗的自然排煙設施兩種。高層建筑的排煙設施可分為機械排煙設施和可開啟外窗的自然排煙設施等兩種。</p><p style="text-indent: 2em; text-align: center;"><img src="https://file.btoe.cn//image/uploadImage/wjdhCmsClient/271545337397639/20220614/305f2b7b-ffaa-4f2a-b305-1adedc52d71c.jpg" width="450" height="248" border="0" vspace="0" title="綿陽消防排煙管" alt="綿陽消防排煙管" style="width: 450px; height: 248px;"/></p><p style="text-indent: 2em; text-align: left;">一、對于一類高層建筑和建筑高度超過32m的二類高層建筑的下列部位應設排煙設施：</p><p style="text-indent: 2em; text-align: left;">1、長度超過20m的內走道。</p><p style="text-indent: 2em; text-align: left;">2、面積超過100㎡，且經常有人停留或可燃物較多的房間。</p><p style="text-indent: 2em; text-align: left;">3、建筑物的中庭和經常有人停留或可燃物較多的地下室。</p><p style="text-indent: 2em; text-align: left;">二、機械加壓送風和機械排煙的風速，應符合下列規定：</p><p style="text-indent: 2em; text-align: left;">1、采用金屬風道時，不應大于20m/s</p><p style="text-indent: 2em; text-align: left;">2、采用內表面光滑的混凝土等非金屬材料風道時，不應大于15m/s</p><p style="text-indent: 2em; text-align: left;">3、送風口的風速不宜大于7m/s；排煙口的風速不宜大于10m/s</p><p style="text-indent: 2em; text-align: left;">想要了解更多關于<strong>綿陽消防排煙管</strong>的信息，歡迎關注綿陽市精星環?？萍加邢薰?。</p> </div> </div> </div> </div> </div> <div class="tag"> </div> <div class="clearboth" id="prodoc"> </div> <div class="caseTab liebiaocolor" id="caseTab"> <ul> <li class="col-xs-6 col-sm-6 col-md-6"> <a href="http://www.moca4installers.com/p1/mianyang_65.html">綿陽消防排煙管</a> </li> <li class="col-xs-6 col-sm-6 col-md-6"> <a href="http://www.moca4installers.com/p1/mianyang_63.html">綿陽消防排煙管加工</a> </li> </ul> </div> <div class="clearboth"></div> <div class="proMessage" id="proMessage"> <h4>在線留言</h4> <p>LEAVE A MESSAGE</p> <div class="promessageBox"> <div class="row"> <div class="col-xs-12 col-sm-12 col-md-6 col-lg-6"> <input type="text" class="pro-name" 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