Cov phab ntsa, tav, qhov rais qhib thiab lub hauv paus yog qhov tseem ceeb tshaj plaws ntawm tus tsim, tab sis muaj cov nuances uas yuav txo tau tag nrho cov dag zog ntawm cov tswv xoom, xa lawv lub tsev zoo nkauj mus rau ib qho chaw tsis zoo thiab tsis khab seeb. Muaj coob tus tsis nco qab txog qhov tseem ceeb ntawm cov theem ntawm kev tsim kho li cov dej thiab cov pa hluav taws hauv lub tsev ntoo, uas yog qhov tseem ceeb rau cov cua sov hauv pem teb. Dampness impaired cov khoom ntawm insulating cov ntaub ntawv, rhuav tseg lawv cov qauv. Yog li no, daim ntawv no yuav tsum nqa cov txiaj ntsim zoo rau cov neeg uas npaj yuav pib tsim ib lub tsev ntiav me me los yog vaj tse tag nrho.
Dab tsi yog qhov essence ntawm vapor barrier hauv tsev ntoo?
Ntoo cov vaj tse muaj ntau qhov zoo, tab sis lub txiaj ntsim ruaj khov ntawm siab qis nrog lub sij hawm txav lawv. Ua noj, ntxuav cov plag tsev, ntxhua khaub ncaws - cov khoom tsim nyog rau hauv lub neej tsis muaj peev xwm ua tsis tau dej, ib feem ntawm qhov txeej mus rau hauv pem teb lossis hloov mus rau hauv lub zog. Lub nqaj uas los ntawm cov phab ntsa los yog lub qab nthab tau tsa yog npog nrog cov ntaub ntawv tiv thaiv, tab sis cov npoo npoo tsev ib txwm tsis tshua tiv thaiv thiab lub vapor rwb thaiv tsev ntawm hauv pem teb hauv koj lub tsev ntoo yuav tsis muaj qhov kub nyhiab. Qhov no nyias thooj tiv thaiv cov laug cam ntawm cov pa phem.
Cov khoom rau vapor barrier
- Polyethylene zaj duab xis . Hom vapor barrier yog pheej yig, yog qhov khoom siv tau yooj yim tshaj plaws rau kev tsim kho. Tab sis thaum lub sij hawm installation koj yuav tsum tsis txhob txawm lub slightest so, txwv tsis pub tag nrho cov ua hauj lwm yuav nyob rau hauv vain. Nws ntseeg tau hais tias cov dej tsis zoo yog ua zoo dua nrog ib zaj yeeb yaj kiab, tab sis rau ib qho kev thaiv teeb meem dua yog tsim rau ib daim ntaub zoo. Ib qho kev mob tsis txaus ntseeg hauv kev ua haujlwm nrog cov khoom siv no yog kev sib txawv ntawm qhov sib txawv rau cov evaporation ntawm ntau heev noo noo. Vim tias qhov yeeb yaj kiab yog du, ib feem ntawm qhov mob ntawm cov dej tuaj yeem ntws thiab soak rau hauv tshav kub-insulating txheej, uas yog vim li cas thiaj li siv tshuaj tsawg dua thiab tsawg dua, ua kom muaj kev lag luam rau lwm cov khoom zoo. Koj tuaj yeem yuav ib qho kev siv zog ua kom zoo nkauj los yog cov ntaub nplaum xim. Nws yog ib qho tsim nyog ntxiv, tab sis qhov zoo ntawm qhov tsis muaj teeb meem hauv koj yuav zoo heev.
- Polypropylene zaj duab xis . Nyob rau hauv tsos, cov khoom no yog heev uas zoo sib xws rau cov pa polyethylene, tab sis nws muaj ntau dua cov yam ntxwv. Rau vapor barrier rwb thaiv tsev, polypropylene nrog cellulose fibers yog zoo dua suited, muaj cov txheej txheej no tso cai rau khaws ntub dej ntawm qhov chaw, tiv thaiv nws cov txuam nrog cov tom qab tsim ntawm cov mob. Niaj hnub tus nqi ua lag luam, yooj yim ntawm installation thiab durability tau hom hom ntawm cov thawj coj ua lag luam.
- Ntau hom diffusion week . Feem ntau lawv siv los tiv thaiv lub ru tsev slabs, tab sis rau hauv pem teb hauv ib lub tsev ntoo no hom vapor barrier kuj zoo kawg nkaus. Qhov teeb meem ntawm cov khoom siv yuav luag yog zoo tshaj plaws. Nws muaj cov txheej txheem ib zaug uas yuav tsum tau txhim kho los ntawm lub diffusion txheej rau lub thermal rwb thaiv tsev, thiab ntau hom txheej txheem. Lub peev xwm ntawm lub vapor barrier rau "nqus tau" ua rau nws nkag mus rau hauv cov huab cua mus rau hauv qhov chaw nruab nrab, uas ua rau nws txo qis qis dua.
Cov tswv yim ntawm cov pa taws thaiv ntawm hauv pem teb hauv tsev ntoo
Meej txhuam cov hauv pem teb yog ib lub ncuav los ntawm ntau yam khoom ntawm cov ntaub ntawv.
Qhov loj ntawm kev lag luam loj thiab kev lag luam zoo tshaj plaws yog lub luag hauj lwm thiab txoj hauj lwm nyuaj nyuaj, uas yog yuav tsum yog qhov tseeb. Koj tuaj yeem qhaj ib qho tseem ceeb nuance thaum txhim kho lub ru tsev, phab ntsa thiab pem teb, txuag ntawm kev yuav khoom. Kev tsis lees paub cov vapor barrier yuav ua rau rotting ntawm cov ntoo ua, qhov zoo li ntawm dampness, pwm, deterioration ntawm microclimate nyob rau hauv kev tsim kho.