大連防水(shui)施工講解衛生間防水(shui)需(xu)要(yao)注意哪些？

  復合(he)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)采用(yong)(yong)各(ge)(ge)種(zhong)(zhong)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材(cai)料進行防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)（復合(he)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)）是一(yi)種(zhong)(zhong)新型防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)做法(fa)？在(zai)(zai)設防(fang)(fang)(fang)個采用(yong)(yong)多(duo)種(zhong)(zhong)不同性(xing)能(neng)的防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材(cai)料，利則各(ge)(ge)自具有的持件，在(zai)(zai)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)工(gong)程(cheng)中復合(he)使用(yong)(yong)，發揮(hui)各(ge)(ge)種(zhong)(zhong)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材(cai)料的優勢。以提高防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)上(shang)程(cheng)的整體性(xing)能(neng)，做到“剛(gang)買(mai)結(jie)合(he)，多(duo)道(dao)設防(fang)(fang)(fang)，綜(zong)合(he)治理”。卷(juan)材(cai)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)卷(juan)材(cai)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)是將(jiang)幾層(ceng)(ceng)(ceng)卷(juan)材(cai)用(yong)(yong)膠結(jie)材(cai)料粘在(zai)(zai)結(jie)構基層(ceng)(ceng)(ceng)上(shang)，而構成(cheng)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)層(ceng)(ceng)(ceng)。這種(zhong)(zhong)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)技(ji)術(shu)目前使用(yong)(yong)比較普遍，常(chang)用(yong)(yong)于(yu)屋(wu)(wu)面(mian)、地(di)(di)下(xia)室及地(di)(di)下(xia)構筑物(wu)的防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)工(gong)程(cheng)中。在(zai)(zai)屋(wu)(wu)面(mian)工(gong)程(cheng)中，多(duo)用(yong)(yong)于(yu)平屋(wu)(wu)頂及坡度較小的屋(wu)(wu)面(mian)工(gong)程(cheng)，通常(chang)做法(fa)是三氈四(si)(si)油(you)、上(shang)面(mian)鋪設綠豆砂(sha)保護層(ceng)(ceng)(ceng)；在(zai)(zai)地(di)(di)下(xia)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)工(gong)程(cheng)中，多(duo)作三氈四(si)(si)油(you)，為防(fang)(fang)(fang)止(zhi)卷(juan)材(cai)層(ceng)(ceng)(ceng)破損，表面(mian)要再加(jia)一(yi)層(ceng)(ceng)(ceng)保護層(ceng)(ceng)(ceng)。

  在(zai)防(fang)水(shui)施工之(zhi)(zhi)前(qian)，凡是(shi)穿過衛生間(jian)(jian)樓(lou)板(ban)的立管(guan)四(si)周(zhou)（包括套管(guan)）與立管(guan)之(zhi)(zhi)間(jian)(jian)、潔具與排水(shui)管(guan)接口處、地(di)漏上口周(zhou)圍(wei)均(jun)應(ying)采用防(fang)水(shui)密封油膏填實封嚴(yan)。 防(fang)水(shui)層(ceng)(ceng)(ceng)(ceng)涂(tu)刷(shua)(shua)(shua)應(ying)分層(ceng)(ceng)(ceng)(ceng)進(jin)(jin)行，根據設計厚度的不(bu)同，可分成兩遍(bian)或(huo)多遍(bian)進(jin)(jin)行涂(tu)刷(shua)(shua)(shua)。每(mei)一(yi)(yi)遍(bian)涂(tu)刷(shua)(shua)(shua)層(ceng)(ceng)(ceng)(ceng)厚度控制在(zai)0.5~0.6mm（第一(yi)(yi)遍(bian)控制在(zai)0.6mm、其余各遍(bian)控制在(zai)0.5mm）每(mei)層(ceng)(ceng)(ceng)(ceng)涂(tu)刷(shua)(shua)(shua)要均(jun)勻一(yi)(yi)致，上一(yi)(yi)層(ceng)(ceng)(ceng)(ceng)防(fang)水(shui)層(ceng)(ceng)(ceng)(ceng)干燥(zao)到(dao)不(bu)粘手時(shi)方可涂(tu)刷(shua)(shua)(shua)下一(yi)(yi)遍(bian)防(fang)水(shui)層(ceng)(ceng)(ceng)(ceng)。如后澆時(shi)，樓(lou)板(ban)（或(huo)地(di)面混凝土墊層(ceng)(ceng)(ceng)(ceng)）與條帶接觸面應(ying)鑿(zao)毛(mao)并沖洗(xi)干凈后并刷(shua)(shua)(shua)界面劑或(huo)素水(shui)泥漿一(yi)(yi)道再(zai)澆筑條帶。