但不(bu)同(tong)的(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)做法(fa)，對材(cai)(cai)(cai)料(liao)也(ye)應有(you)(you)不(bu)同(tong)的(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)功(gong)(gong)能(neng)(neng)(neng)要(yao)(yao)(yao)求(qiu)。建(jian)筑(zhu)(zhu)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao)的(de)(de)(de)共性要(yao)(yao)(yao)求(qiu)如(ru)下(xia)(xia)：具(ju)有(you)(you)良好的(de)(de)(de)耐(nai)(nai)候性，對光、熱、臭氧(yang)等(deng)(deng)應具(ju)有(you)(you)一定承受(shou)(shou)能(neng)(neng)(neng)力(li)。具(ju)有(you)(you)抗水(shui)(shui)(shui)(shui)(shui)滲透和(he)耐(nai)(nai)酸堿性能(neng)(neng)(neng)。對外(wai)(wai)界(jie)溫(wen)度和(he)外(wai)(wai)力(li)具(ju)有(you)(you)一定的(de)(de)(de)適應性，即材(cai)(cai)(cai)料(liao)的(de)(de)(de)拉伸強度要(yao)(yao)(yao)高能(neng)(neng)(neng)承受(shou)(shou)溫(wen)差變(bian)化以及(ji)(ji)各種(zhong)外(wai)(wai)力(li)與(yu)基(ji)層(ceng)(ceng)伸縮、開裂所(suo)(suo)引(yin)起的(de)(de)(de)變(bian)形。整體(ti)(ti)(ti)性好，既能(neng)(neng)(neng)保(bao)持自身(shen)的(de)(de)(de)粘(zhan)結(jie)性，又能(neng)(neng)(neng)與(yu)基(ji)層(ceng)(ceng)牢固粘(zhan)結(jie)較高的(de)(de)(de)剝離強度，形成穩定的(de)(de)(de)不(bu)滲水(shui)(shui)(shui)(shui)(shui)整體(ti)(ti)(ti)。對于不(bu)同(tong)部(bu)位的(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)工(gong)(gong)(gong)程(cheng)(cheng)(cheng)，其(qi)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao)的(de)(de)(de)要(yao)(yao)(yao)求(qiu)也(ye)各有(you)(you)其(qi)側******，具(ju)體(ti)(ti)(ti)要(yao)(yao)(yao)求(qiu)如(ru)下(xia)(xia)：屋(wu)(wu)面(mian)(mian)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)工(gong)(gong)(gong)程(cheng)(cheng)(cheng)所(suo)(suo)采(cai)用(yong)(yong)的(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao)其(qi)耐(nai)(nai)候性、耐(nai)(nai)溫(wen)度、耐(nai)(nai)外(wai)(wai)力(li)的(de)(de)(de)性能(neng)(neng)(neng)尤為(wei)(wei)重要(yao)(yao)(yao)。因為(wei)(wei)屋(wu)(wu)面(mian)(mian)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)層(ceng)(ceng)，尤其(qi)是(shi)(shi)(shi)不(bu)設(she)(she)(she)保(bao)溫(wen)屋(wu)(wu)的(de)(de)(de)外(wai)(wai)露防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)層(ceng)(ceng)長期經受(shou)(shou)著風吹、雨(yu)淋、日曬、雪凍等(deng)(deng)惡劣的(de)(de)(de)自然(ran)環境侵襲和(he)基(ji)層(ceng)(ceng)結(jie)構(gou)(gou)的(de)(de)(de)變(bian)形影響。地(di)下(xia)(xia)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)工(gong)(gong)(gong)程(cheng)(cheng)(cheng)所(suo)(suo)采(cai)用(yong)(yong)的(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao)必須(xu)具(ju)備(bei)(bei)******的(de)(de)(de)抗滲能(neng)(neng)(neng)力(li)和(he)延伸率(lv)，具(ju)有(you)(you)良好的(de)(de)(de)整體(ti)(ti)(ti)不(bu)滲水(shui)(shui)(shui)(shui)(shui)性。這些要(yao)(yao)(yao)求(qiu)是(shi)(shi)(shi)針對地(di)下(xia)(xia)水(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)不(bu)斷侵蝕，且水(shui)(shui)(shui)(shui)(shui)比較大(da)，以及(ji)(ji)地(di)下(xia)(xia)結(jie)構(gou)(gou)可能(neng)(neng)(neng)產生(sheng)的(de)(de)(de)變(bian)形等(deng)(deng)條件而(er)提(ti)(ti)出的(de)(de)(de)。室內廁(ce)浴間防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)工(gong)(gong)(gong)程(cheng)(cheng)(cheng)所(suo)(suo)選(xuan)(xuan)(xuan)用(yong)(yong)的(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao)應能(neng)(neng)(neng)適合基(ji)層(ceng)(ceng)形狀(zhuang)的(de)(de)(de)變(bian)化并有(you)(you)利于管(guan)道設(she)(she)(she)備(bei)(bei)的(de)(de)(de)敷設(she)(she)(she)，以不(bu)滲水(shui)(shui)(shui)(shui)(shui)性******，無接(jie)縫(feng)的(de)(de)(de)整體(ti)(ti)(ti)涂膜為(wei)(wei)理想(xiang)。這是(shi)(shi)(shi)針對面(mian)(mian)積小、穿培管(guan)洞多、陰陽角多、衛生(sheng)設(she)(she)(she)備(bei)(bei)多等(deng)(deng)因素及(ji)(ji)地(di)面(mian)(mian)、樓(lou)面(mian)(mian)、墻面(mian)(mian)連(lian)(lian)接(jie)構(gou)(gou)造(zao)較復雜等(deng)(deng)特點而(er)提(ti)(ti)出的(de)(de)(de)。建(jian)筑(zhu)(zhu)外(wai)(wai)堵(du)板縫(feng)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)工(gong)(gong)(gong)程(cheng)(cheng)(cheng)所(suo)(suo)選(xuan)(xuan)(xuan)用(yong)(yong)的(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao)應以具(ju)有(you)(you)較好的(de)(de)(de)耐(nai)(nai)候性、高延伸率(lv)以及(ji)(ji)粘(zhan)結(jie)性、抗下(xia)(xia)垂性等(deng)(deng)性能(neng)(neng)(neng)為(wei)(wei)主的(de)(de)(de)材(cai)(cai)(cai)料(liao)，一般選(xuan)(xuan)(xuan)擇防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)密封材(cai)(cai)(cai)料(liao)并輔(fu)以襯墊保(bao)溫(wen)隔(ge)熱材(cai)(cai)(cai)料(liao)進行配(pei)套處理為(wei)(wei)宜(yi)。這是(shi)(shi)(shi)考慮到堵(du)體(ti)(ti)(ti)有(you)(you)承受(shou)(shou)保(bao)溫(wen)、隔(ge)熱、防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)綜合功(gong)(gong)能(neng)(neng)(neng)的(de)(de)(de)需要(yao)(yao)(yao)和(he)縫(feng)隙構(gou)(gou)造(zao)連(lian)(lian)接(jie)的(de)(de)(de)特殊形式而(er)提(ti)(ti)出的(de)(de)(de)。特殊構(gou)(gou)筑(zhu)(zhu)物防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)工(gong)(gong)(gong)程(cheng)(cheng)(cheng)所(suo)(suo)選(xuan)(xuan)(xuan)用(yong)(yong)的(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao)則(ze)應依據不(bu)同(tong)工(gong)(gong)(gong)程(cheng)(cheng)(cheng)的(de)(de)(de)特點和(he)使用(yong)(yong)功(gong)(gong)能(neng)(neng)(neng)的(de)(de)(de)不(bu)同(tong)要(yao)(yao)(yao)求(qiu)，由設(she)(she)(she)計酌情選(xuan)(xuan)(xuan)定。
