風(feng)(feng)機(ji)(ji)(ji)防火軟連接(jie)(jie)是風(feng)(feng)機(ji)(ji)(ji)進(jin)口(kou)(kou)和風(feng)(feng)機(ji)(ji)(ji)出口(kou)(kou)的(de)柔(rou)性連接(jie)(jie)配件，用于風(feng)(feng)機(ji)(ji)(ji)消聲(sheng)降噪和風(feng)(feng)機(ji)(ji)(ji)管道(dao)(dao)的(de)熱補(bu)償管道(dao)(dao)變形。 主要使用在(zai)民用，工業建筑的(de)通風(feng)(feng)管道(dao)(dao)，風(feng)(feng)機(ji)(ji)(ji)的(de)進(jin)出口(kou)(kou)。

　　風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)防(fang)火軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)分(fen)為(wei)(wei)矩形(xing)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)，圓(yuan)形(xing)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)，天圓(yuan)地方(fang)型軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)，大小頭(tou)軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)等(deng)(deng)。按照材質分(fen)為(wei)(wei)：帆(fan)布(bu)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)，硅鈦布(bu)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)等(deng)(deng)。按照壓(ya)力分(fen)為(wei)(wei)：正(zheng)壓(ya)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)，負壓(ya)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)，風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)等(deng)(deng)。風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)軟(ruan)(ruan)(ruan)連(lian)(lian)(lian)(lian)接(jie)(jie)的連(lian)(lian)(lian)(lian)接(jie)(jie)方(fang)式一(yi)般(ban)用(yong)法蘭連(lian)(lian)(lian)(lian)接(jie)(jie)。