Ukuqhathanisa Iseli Elivaliwe Neseli Elivulekile Isifutho PU Foam

Ukufakwa kwe-Spray Polyurethane Foam (SPF) kuyisinqumo esithandwayo kubanikazi bezindlu abaningi abafuna ukuthuthukisa ukusebenza kahle kwamandla nokunciphisa izikweletu zamandla. Uma kukhulunywa ngokufakwa kwe-SPF, kunezinhlobo ezimbili eziyinhloko ongakhetha kuzo: i-closed cell kanye ne-open-cell spray spray foam. Uhlobo ngalunye lunezici zalo ezihlukile kanye nezinzuzo, okwenza kubaluleke ukwazi umehluko phakathi kwazo ngaphambi kokunquma ukuthi iyiphi elungele iphrojekthi yakho.

Igwebu Lesifutho Seseli Elivaliwe:

Igwebu lesifutho lamaseli avaliwe liwugqinsi, oluqinile lwe-foam insulation olunikeza izici ezinhle kakhulu zokuvikela. Yakhiwa ngokuhlanganisa izingxenye ezimbili eziwuketshezi ezisabelayo ukuze zenze igwebu elinenani eliphakeme le-R eyintshi ngayinye. Lolu hlobo lokufakwa kwe-SPF lunikeza umoya oqinile kanye nomkhawulo womswakama, okulwenza lube yinketho ekahle ezindaweni ezidinga amazinga aphezulu okushisa kanye nokuvimbela umswakama, njengezindlu zangaphansi, izindawo zokukhasa, nezindonga zangaphandle.

Enye yezinzuzo eziyinhloko zegwebu lokufuthwa kwamaseli avaliwe amandla alo aphezulu acindezelayo, alenze lifaneleke ukwengeza ubuqotho besakhiwo esakhiweni. Iphinde ibe nekhono eliphakeme lokumelana namanzi, angasiza ekuvimbeleni ukukhula kwesikhunta kanye nesikhutha ezindaweni ezinomswakama. Ukwengeza, igwebu lesifutho lamaseli avaliwe linenani elingu-R eliphakeme kunegwebu lesifutho lamaseli avulekile, okusho ukuthi lihlinzeka ngokufakwa okungcono okunezinto ezincane.

Nakuba igwebu lesifutho lamaseli avaliwe linikeza izinzuzo eziningi, liza nethegi yamanani aphezulu kunegwebu lesifutho lamaseli avulekile. Lokhu kungayenza ingabizi kakhulu kwamanye amaphrojekthi, ikakhulukazi amakhulu. Ukwengeza, imvelo yayo eqinile ingenza kube inselele ukuyifaka ezindaweni ezingajwayelekile noma ezindaweni eziqinile, ezidinga ukufakwa kochwepheshe.

Igwebu le-Open-Cell Spray:

Igwebu le-open-cell spray liyinto ethambile, eguquguqukayo yegwebu elingaphansi kunegwebu lesifutho lamaseli avaliwe. Yakhiwa ngokunwetshwa kwegwebu eligcwalisa izimbotshana futhi liyanwebeka ukuze kwakhe umgoqo womoya. Lolu hlobo lokufakwa kwe-SPF lufanele izinhlelo zokusebenza zangaphakathi lapho kungenasidingo khona inani eliphakeme le-R, njengezindonga nosilingi.

Enye yezinzuzo eziyinhloko ze-open-cell spray foam yikhono layo lokuhlinzeka ngokunciphisa umsindo ngokumunca amaza omsindo. Lokhu kungaba yinzuzo kubanikazi bezindlu abafuna ukuthuthukisa ama-acoustics ekhaya labo noma ukunciphisa umsindo ovela emithonjeni engaphandle. Igwebu le-open-cell spray libuye lingabizi kakhulu kunegwebu lesifutho seseli evaliwe, okwenza kube inketho evumelana nesabelomali kumaphrojekthi amaningi.

Kodwa-ke, igwebu le-open-cell spray linenani elingu-R eliphansi kunegwebu lesifutho seseli evaliwe, okusho ukuthi lihlinzeka ngokufakwa okuncane ngeyintshi ngayinye. Lokhu kungayenza ingalungeli kakhulu izindawo ezidinga amazinga aphezulu okushisa noma umgoqo womswakama. Ukwengeza, igwebu le-open-cell spray lingena kalula emhwamukeni wamanzi, okungaholela ekukhuleni kwesikhunta nokukhunta uma kungavalwanga kahle.

Ukufakwa:

Uma kuziwa ekufakweni, kokubili i-cell-cell evaliwe kanye ne-open-cell spray spray idinga ukufakwa okuchwepheshe ukuze kuqinisekiswe ukusetshenziswa okufanele nokusebenza kahle. Igwebu lesifutho lamaseli avaliwe ngokuvamile lifakwa ezingqimbeni ezijiyile ngenxa yokuminyana kwayo okuphezulu, kuyilapho igwebu lesifutho lamaseli avulekile lisetshenziswa ezendlalelo ezincanyana.

Inqubo yokufaka yazo zombili izinhlobo zegwebu lesifutho ihlanganisa ukuxuba izingxenye ezimbili zoketshezi kanye nokufafaza ingxube endaweni engaphezulu. Igwebu liyakhula futhi libe lukhuni kungakapheli imizuzu, lidale umgoqo ongenamthungo ovala imifantu nezikhala. Kubalulekile ukulandela izincomo zomkhiqizi kanye namakhodi okwakha endawo ngesikhathi sokufakwa ukuze uqinisekise imiphumela engcono kakhulu.

Umthelela Wezemvelo:

Kokubili igwebu lesifutho lamaseli avaliwe namaseli avulekile kungaba nomthelela ekongeni amandla futhi kusize ekunciphiseni ukukhishwa kwekhabhoni ngokwenza ngcono ukusebenza kahle kwamandla kwesakhiwo. Kodwa-ke, igwebu elifutha amaseli avaliwe linamandla aphezulu okufudumala kwembulunga yonke (GWP) kunegwebu lesifutho lamaseli avulekile ngenxa yezinto ezifuthayo ezisetshenziswa enqubweni yalo yokukhiqiza.

Igwebu le-open-cell spray, ngakolunye uhlangothi, line-GWP ephansi futhi libhekwa njengelinobungani bemvelo kunegwebu lesifutho lamaseli avaliwe. Kubalulekile ukucabangela umthelela wemvelo wohlobo ngalunye lwegwebu lesifutho lapho ukhetha ukugquma kwephrojekthi yakho.

Isiphetho:

Sengiphetha, kokubili i-closed cell-cell kanye ne-open-cell spray spray inikezela ngezinzuzo eziyingqayizivele nezici ezibenza bafanelekele izinhlelo zokusebenza ezahlukene. Igwebu lesifutho lamaseli avaliwe lihlinzeka ngezakhiwo eziphakeme zokufaka umswakama, ukumelana nomswakama, nokusekelwa kwesakhiwo kodwa liza nethegi yamanani aphezulu. Ngakolunye uhlangothi, igwebu le-open-cell spray linikeza ukuncishiswa komsindo, ukusebenza kahle kwezindleko, kanye nokuguquguquka kodwa linenani eliphansi le-R kanye nokungena komswakama.

Lapho ukhetha phakathi kwegwebu lesifutho lamaseli avaliwe namaseli avulekile, cabanga ngezidingo ezithile zephrojekthi yakho, izingqinamba zesabelomali, nomthelela wemvelo. Ukubonisana nosonkontileka ochwepheshile we-insulation kungakusiza uthole uhlobo olungcono kakhulu lwegwebu lesifutho ngezidingo zakho. Noma ngabe ukhetha igwebu lesifutho seseli elivaliwe noma elivulekile, zombili izinhlobo zingakunikeza ukusebenza kahle kwamandla nezinzuzo zokunethezeka zekhaya lakho.