Cov txheej txheem ntawm cov ntaub ntawv tiv thaiv rau cov phab ntsa ntawm lub tsev muaj xws li rwb thaiv tsev thiab dej tsis zoo. Thawj tswj hwm qhov kub thiab txias, thiab qhov thib ob tsis tso cai rau cov dej noo. Tab sis nyob rau hauv lub complex, "ua hauj lwm" ntawm ob txheej yuav tsim condensate, uas adversely cuam tshuam rau ob qho tib si insulating cov ntaub ntawv thiab tiv thaiv puag. Lub vapor barrier ntawm phab ntsa pab kom tshem tawm cov xwm txheej zoo li no, uas ua rau qeeb thiab tiv thaiv kev sib kis ntawm cov dej vapor.
Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm vapor barrier
Yuav kom nkag siab tias vapor barrier ua haujlwm li cas, koj yuav tsum xa mus rau lub tswvyim ntawm "dua point". Qhov no yog qhov ntsuas kub ntawm cov dej noo nkag mus rau hauv lub xeev lwg - uas yog, cov txheej txheem yog qhov txawv ntawm evaporation. Rau qhov tshwm sim no, kev sib xyaw ua ke ntawm ntau qhov ntsuas microclimatic yog qhov tsim nyog, uas cov insulator ua haujlwm. Nyob hauv tsev, theem ntawm cov av noo thiab qhov kub thiab txias yog ib txwm siab dua ntawm txoj kev, uas ua rau muaj kev nyiam ntawm cov av noo mus rau sab nraud. Cov txheej txheem no tsuas yog ua raucondensation ntawm phab ntsa ntawm lub tsev.
Ntawm no nws yuav tsum tau hais qhia tias cov dej noo tsis yog tsuas yog coj mus rau saum toj, tab sis tawm los ntawm cov kab nrib pleb thiab qhov khoob hauv lub tsev. Thiab txawm tias lub tshuab cua sov nrog tus neeg saib xyuas dej tsis tuaj yeem ua raws li qhov kev cuam tshuam tag nrho rau txoj haujlwm no. Lub vapor barrier ntawm phab ntsa ntawm lub tsev pab li cas? Cov txheej no, ua tsaug rau lub sealing muaj nuj nqi, tsim tej yam kev mob rau ya raws kom khiav nrog tsawg kawg nkaus poob, tsis muaj condensate (dua) rau lub tsev cov ntaub ntawv thiab rwb thaiv tsev.
Vapour barrier film
Cov khoom siv tshaj plaws rau kev muab cov vapor barrier muaj nuj nqi yog zaj duab xis. Qhov nruab nrab, cov insulators no muaj peev xwm ncav cuag 0.5 g / m2 ib hnub. Ntawd yog, tsis muaj lus nug txog kev sib khi zoo tagnrho, tab sis cov yeeb yaj kiab tag nrho muab kev tiv thaiv ntawm phab ntsa thiab cov qauv los ntawm kev raug ncaj qha rau chav nrog rau qhov tshwm sim hauv daim ntawv ntawm dampness. Cov neeg tsim khoom tsim cov yeeb yaj kiab vapor barrier phab ntsa hauv daj, ntsuab thiab xiav. Nyob ntawm qhov kev siv, cov khoom siv nrog kev txhawb zog, uas yog, cov qauv siv zog, kuj tuaj yeem siv tau yog tias muaj kev hem thawj ntawm kev puas tsuaj. Cov zaj duab xis kim kim muaj kev kho fiberglass uas txhim kho lub zog sab nraud thiab lub zog tensile.
YPVC vapor barrier membrane
Muaj ntau txoj kev xaiv rau kev rwb thaiv tsev ua ke ntawm kev ua lag luam, uas ua ke nrog cov dej tsis muaj dej thiab vapor barrier. Cov txheej txheem zoo li no muaj cov qauv tuab thiab ntau yam. Ib txheej ntawm hydrovapor barrier yog ib daim nyias nyias. Nws tswj cov dej vapor zoo, thiab tseem tiv thaiv cov rwb thaiv tsev nyob ib sab los ntawm kev ya raws.
Tab sis kuj tseem muaj cov polyvinyl chloride (PVC) nyias nyias uas tuaj yeem siv los tiv thaiv tus kheej tiv thaiv dej vapor. Yog hais tias ib tug tag nrho vapor barrier yog npaj nyob rau hauv lub phab ntsa, ces nws yog heev muaj peev xwm muab nyiam rau polymer daim nyias nyias. Qhov tseeb yog tias lawv tau kho tsis yog nrog lub plhaub txheem lossis kho vajtse raws cov npoo ntawm cov dej tsis muaj dej, tab sis los ntawm kev siv lub thermal pawg. Lub melting ntawm cov khoom tshem tawm cov kab nrib pleb thiab qhov khoob hauv cov txheej txheem rwb thaiv tsev. Nyob rau hauv cov nqe lus ntawm lwm yam zoo, polyvinyl chloride kuj tsis inferior rau ib tug pa vapor barrier zaj duab xis. Nws cov txheej saum toj kawg nkaus yog tiv thaiv los ntawm cov txheej txheem textured uas muab cov khoom siv zog thiab ua rau kev puas tsuaj. Cov ntsiab lus tseem ceeb suav nrog kev hloov kho thiab cov khoom ntxiv uas txhim kho qhov cuam tshuam rau qhov kub thiab txias thiab UV rays.
Yuav xaiv cov khoom zoo li cas?
Txawm tias tib lub luag haujlwm thiab lub hauv paus ntawm kev ua haujlwm, cov ntaub ntawv rau vapor barrier tsis zoo ib yam. Muaj cov yam ntxwv sib txawv uas koj yuav tsum tso siab rau thaum xaiv. Ib qho ntawm cov tseem ceeb yog kev tiv thaiv zoo. Peb tab tom tham txog kev tiv thaiv txhua yam, uas yog muab los ntawm cov txheej txheem uas twb tau hais tseg lawm, cov ntawv ci thiab lwm yam txheej txheej. Cov tom ntej yuav xav txog yog durability. Qhov no yog ib qho kev tsis sib haum xeeb uas nyob ntawm cov qauv sab hauv ntawm cov khoom siv, tsis kam mus rau qhov hnyav ib puag ncig, kev cuam tshuam lub cev, thiab lwm yam. Dab tsi tseem ceeb yog qhov sib xws ntawm phab ntsa vapor barrier nrog cov ntsuas kub thiab av noo nyob ib sab.cov ntaub ntawv. Kev sib koom ua ke nrog metallized coatings yog tsis suav nrog tag nrho, xws li kev sib xyaw ua ke ntawm hluavtaws thiab ntuj organic insulators. Nws raug nquahu kom xaiv ib zaj duab xis lossis daim nyias nyias los ntawm ib lub chaw tsim khoom.
cov lus pom zoo rau cov txheej txheem kev teeb tsa
Ua ntej ua haujlwm insulating, koj yuav tsum xav txog tag nrho cov qauv ntawm cov ntaub ntawv uas tswj cov microclimate ntawm cov ntaub ntawv. Raws li txoj cai, lub vapor barrier yog nteg ntawm lub thermal thiab waterproofing. Ntawd yog, nws cais qhov chaw ntub dej thiab qhov qhuav, khaws cov cua sov. Lub luag haujlwm tseem ceeb tshaj plaws thaum lub sij hawm installation yog los xyuas kom meej qhov zoo fixation. Muaj ntau txoj hauv kev ntawm fastening cov khoom, txiav txim siab los ntawm nws cov qauv thiab kev ua haujlwm. Txoj kev yooj yim tshaj plaws yog nrog kev pab ntawm nws tus kheej-nplaum strips, uas cov chaw tsim khoom nws tus kheej siv rau saum npoo ntawm insulator. Xws li kev teeb tsa ntawm phab ntsa vapor barrier muaj qhov tsis zoo nyob rau hauv daim ntawv ntawm lub zog tsis muaj zog thiab tsis muaj zog, tab sis nyob rau hauv cov xwm txheej ntawm lub kaw ntom nti los ntawm sab cua sov thiab hydropanels, nws tuaj yeem pom zoo rau nws tus kheej.
Raws li tau hais tseg lawm, txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau nws yog qhov zoo Tab sis qhov kev xaiv no yuav xav tau kev siv cov cuab yeej tshwj xeeb, tsis hais txog kev txawj tuav lub qhov cub. Raws li kev siv cov tsoos fasteners, qhov kev xaiv no yog qhov tsim nyog thaum ua lub vapor barrier ntawm phab ntsa los ntawm sab hauv, qhov twg cov neeg sab nrauv puas yuav tsis cuam tshuam rau zaj duab xis. Rigid fixation ntawm tus kheej-tapping ntsia hlau los yog screws nrog screws ua ke nrogtuav profiles, ntawm chav kawm, yog ntau txhim khu kev qha, tab sis muaj kev pheej hmoo ntawm qhov khoob ntawm txoj kab ntawm txoj kab ntawm cov mounting ntsiab.
Pab twg los nteg cov insulator?
Cov lus nug tseem ceeb uas txiav txim siab qhov kev teeb tsa zoo tshaj plaws rau kev tso cov khoom vapor barrier. Yog hais tias glassine yog siv los ua ib qho insulator, ces nws yog qhov zoo dua los nteg nws nrog rau sab hauv rau cov rwb thaiv tsev. Lub bituminous dub nto yuav tsum fim lub chav. Ib qho yooj yim ib txheej zaj duab xis yog tsau los ntawm ib sab mus rau lub tshav kub insulator. Nws tsis muaj kev tiv thaiv zoo, tshwj tsis yog kev txhawb nqa, tab sis nyob rau hauv cov ntaub ntawv no, reinforcing fibers sib npaug tswj lub zog ntawm tag nrho cov qauv. Tab sis kuj tseem muaj qhov tshwj xeeb fleecy vapor barrier ntawm phab ntsa. Sab twg los mount nws? Cov no yog ob-txheej cov ntaub ntawv uas tau ntsia nruj nreem rau rwb thaiv tsev nrog ib tug du nto, thiab cov pawg tig tawm sab nraud. Yuav luag tag nrho cov metallized thiab foil coatings yog txuas nrog kev tiv thaiv sab hauv chav. Cov ntawv ci tib yam yuav ua raws li ob qho tib si cov khoom thaiv thiab cov hluav taws xob ua kom sov, yog li nws tau taw qhia rau sab nrauv.
Vapour barrier technology hauv
Kev xav tau rau kev kho kom zoo nkauj sab hauv tsis yog siab li sab nraud. Nws yog txaus los xav txog cov khoom ntawm insulating "pie" thiab ua rau lub installation. Rau cov tsev thav duab, nws raug nquahu kom siv cov khoom siv stapler rau fastening. Nws tso cai rau koj kom ruaj ntseg kho nyias txheej ntawm rwb thaiv tsev, hydro thiab vapor barrier. Installation yuav tsum tau nqa tawm mus rau lub strapping los yog mus rau lub racks ntawm tus ncej. Ncaj nraim cov khoom ntawm cov phab ntsa yuav tsum tsis txhob mated nrog lub mount. Raws li cov kws tshaj lij, qhov tseeb vapor barrier ntawm phab ntsa tsis tso cai rau kev sib tw nruj ntawm ob txheej tiv thaiv. Nws yog rau kev tshem tawm zoo ntawm condensate ntawm hydro thiab vapor barrier uas yuav tsum muaj qhov sib txawv me me rau qhov cua. Los ntawm txoj kev, rau lub hom phiaj no, cov chaw tsim khoom ntawm cov ntaub ntawv zaj duab xis tsis muab cov ntaub ntawv nrog kev sib khi, tawm hauv huab cua tso cai.
External vapor barrier technology
Cov teeb meem ntawm insulating lub tsev los ntawm sab nraud yog nyob rau hauv tag nrho cov kev hem thawj uas cuam tshuam rau lub façade. Yog li ntawd, kev tiv thaiv lub cev kom zoo yog qhov tseem ceeb. Cov qauv tsim yog tsim, nrog rau lub crate. Nws lub cev pob txha yog ua los ntawm cov hlau profile lossis ntoo tuav nrog cov txee. Nws yuav tsum tau muab sau tseg tias sab nraum vapor barrier ntawm phab ntsa yog teem nyob rau hauv ob txheej. Thawj yog muab tso rau hauv qab lub crate. Nws yog txaus los nplaum cov npoo ntawm cov khoom, thiab kho cov ntoo lossis hlau thav duab rau sab nraud. Nyob rau hauv lub niche heev ntawm lub crate, tshav kub insulator daim hlau thiab hydroprotection yog muab tso rau. Qhov no yog ua raws li los ntawm ib tug kaw counter-batten nrog panels uas ob txheej vapor barrier yog nteg. Lub installation tiav nrog facade cladding.
Ntawm vapor barrier ntawm cov tsev ntoo
Khoom ntoo yog qhov cuam tshuam rau qhov tsis zoo ntawm cov dej noo thiab condensation. Dampness yog ib qho tseem ceeb vim hais tias cov txheej txheem ntawm kev puas tsuaj ntawm phab ntsa pib nrog cov tsos ntawm fungus thiab pwm. Yuav ua li cas ua kom vapor barrier rau phab ntsalub tsev ntoo? Cov qauv ntawm cov rwb thaiv tsev yuav zoo ib yam, tab sis qhov sib txawv nyob hauv ob lub ntsiab lus:
- Txhim lub vapor barrier txheej yuav tsum ua kom tiav. Nws yog ib qho tsim nyog kom cais tsis tau tsuas yog cov phab ntsa, tab sis kuj cov plag tsev nrog lub qab nthab, lub qab nthab thiab lwm qhov chaw ntawm lub tsev. Yog tias cov txheej txheem rotting pib nyob rau hauv ib lub ces kaum, ces yav tom ntej nws yuav tsum tau tsim nyob rau hauv qhov chaw tiv thaiv los ntawm ib tug insulator.
- Ua ntej kev teeb tsa ua haujlwm, yuav tsum ua tiav kev kho cov ntoo nrog kev tiv thaiv impregnations. Nws tseem yog ib qho tsim nyog los kaw cov qauv log, txij li "cov txuas hniav txias" feem ntau ua rau cov khoom puas tsuaj tas li nyob rau hauv txias thiab ntub dej.
Nyob zoo ib tsoom niam txiv kwv tij neej tsas sawv daws
Txiav tuaj yeem ua tau pob tw thiab sib tshooj. Nws nyob ntawm txoj kev fastening thiab hom ntawm insulator nws tus kheej. Nyob rau theem kawg, tom qab kev teeb tsa tiav, nws yog ib qho tsim nyog los tshuaj xyuas cov txheej txheem txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau, nws yuav tsum tau ua tib zoo saib xyuas cov txheej txheem, nws yog qhov tsim nyog yuav tsum tau kuaj xyuas cov txheej txheem. Cov no tsis yog thev naus laus zis thev naus laus zis rau huab cua ncig, tab sis qhov khoob khoob khoob vim yog kev ua yuam kev lossis kev teeb tsa tsis raug. Yuav ua li cas tshem tawm tej yam tsis xws luag? Kev xaiv ntawm cov ntaub ntawv rau embedded nyob ntawm tus tsim nws tus kheej. Piv txwv li, vapor barrier ntawm cov phab ntsa ntoo tuaj yeem ua tau nrog qhov sib ntxiv ntawm cov khoom sib xyaw nrog cov roj hmab butyl, cov tshuaj polymer thiab butylene. Qhov chaw ntawm qhov chaw tiaj tus, ntawm qhov tsis sib xws, raug pom zoo kom tshem tawm nrog cov mats tawv thiab panels. Cov khoom ua los ntawm polyethylene ua npuas ncauj feem ntau yog siv, uas kujtxhawb lub insulating ncuav.
Vapour barrier manufacturers
Muaj ntau cov khoom siv rwb thaiv tsev thiab cov khoom siv dej tsis zoo hauv khw, tab sis qhov tshwj xeeb dej vapor barrier yog ntu nqaim. Nyob rau hauv Russia, lub npe nrov tshaj plaws yog Izospan, uas muab nyiaj rau kev tiv thaiv sab nraud thiab sab hauv. Qhov tseem ceeb tshaj plaws yog xaiv daim ntawv lo. Piv txwv li, vapor barrier rau phab ntsa ntawm lub tsev ntoo tuaj yeem ua nrog Izospan B. Axton muaj ntau txoj hauv kev rau kev tiv thaiv vapor - tshwj xeeb, cov ntaub ntawv tsis-woven yog tsim rau cov qauv tsim uas tiv thaiv qhov chaw los ntawm ya raws thiab chav. Cov ntaub ntawv hwm yog tsim los ntawm American tuam txhab Tyvek, uas tsom rau kev tiv thaiv sab nraud. Rau txoj kev rwb thaiv tsev, ua ke cua thiab vapor barrier films raug pom zoo.
Zaj lus
Lub hom phiaj dej vapor barrier ntaus ntawv tau dhau los ua zam tsis ntev dhau los. Yav dhau los, cov haujlwm zoo li no tau tso siab rau cov dej tsis zoo thiab cov yas tuab tuab. Niaj hnub no, nws muaj peev xwm muab cov phab ntsa txhim khu kev qha vapor barrier ntawm tus nqi tsawg nrog cov txheej nyias ntawm cov ntaub ntawv polymeric. Thiab ib zaug ntxiv, tsis txhob hnov qab tias cov phab ntsa tsuas yog ib feem ntawm lub thav duab, kev tiv thaiv uas yuav tsis muaj teeb meem yam tsis muaj kev rwb thaiv tsev zoo ntawm cov qauv uas nyob ib sab. Lwm qhov yog tias nyob rau hauv txhua rooj plaub, ib qho insulator nrog cov yam ntxwv tsim nyog, cov khoom tiv thaiv thiab kev pom bandwidth raug xaiv.
