PEX (Cross-linked Polyethylene) cov kav dej tau nrov dua hauv cov kav dej niaj hnub vim lawv qhov yooj yim, ua haujlwm ntev, thiab yooj yim ntawm kev teeb tsa. Txawm li cas los xij, xaiv txoj cai PEX yeeb nkab rau koj cov kev xav tau tshwj xeeb tuaj yeem nyuaj vim muaj ntau yam kev xaiv. Kab lus no muab cov lus qhia dav dav los pab koj xaiv txoj cai PEX yeeb nkab rau koj qhov project.
Nkag siab txog PEX Pipe Hom
PEX-A
PEX-A, tsim siv txoj kev Engel, yog qhov hloov tau yooj yim tshaj plaws thiab kink-resistant hom PEX yeeb nkab. Nws yog qhov ruaj khov heev thiab tuaj yeem tiv taus qhov kub thiab txias, ua rau nws zoo tagnrho rau cov dej kub thiab dej txias. PEX-A yog qhov tshwj xeeb tshaj yog nyob rau hauv daim ntawv thov retrofit vim nws muaj peev xwm nthuav dav thiab cog lus, txo qhov kev pheej hmoo ntawm cov yeeb nkab tawg hauv cov dej khov.
PEX-B
PEX-B yog tsim los siv Silane txoj kev thiab paub txog nws cov tshuaj chlorine zoo dua. Txawm hais tias nws hloov tau me ntsis dua li PEX-A, nws tseem muaj ntau dua pliable dua li cov khoom siv kav. PEX-B yog qhov kev xaiv zoo tshaj plaws rau thaj chaw uas muaj cov tshuaj chlorine siab hauv cov dej. Nws kuj tseem pheej yig dua PEX-A, ua rau nws muaj txiaj ntsig zoo rau ntau qhov haujlwm.
PEX-C
PEX-C yog tsim los ntawm Electron Beam txoj kev thiab yog qhov yooj yim tshaj plaws ntawm peb hom. Nws yog qhov yooj yim rau kinking tab sis tseem yog ib qho kev xaiv txhim khu kev qha rau ntau yam kev siv kav dej. PEX-C feem ntau yog siv rau hauv cov cua kub hauv pem teb thiab lwm yam kev siv tshwj xeeb uas qhov yooj yim dua yog qhov tseem ceeb.
Xim Coding thiab Daim Ntawv Thov
Liab, Xiav, thiab Dawb PEX
PEX kav dej los ntawm cov xim sib txawv, feem ntau yog liab, xiav, thiab dawb, los pab txheeb xyuas lawv cov kev npaj siv. Liab PEX feem ntau yog siv rau cov kab dej kub, xiav PEX rau cov kab dej txias, thiab PEX dawb tuaj yeem siv rau ob qho tib si. Cov xim coding no yooj yim rau kev teeb tsa thiab pab tiv thaiv tsis meej pem thaum kho lossis hloov kho.
Qhov loj thiab txoj kab uas hla
Qhov Loj
PEX cov kav dej muaj nyob rau hauv ntau txoj kab uas hla, feem ntau ntawm 3/8 nti mus rau 1 nti. Qhov luaj li cas koj xaiv yuav nyob ntawm seb koj qhov kev xav tau ntawm cov kav dej. Piv txwv li, 3/8-inch PEX feem ntau yog siv rau cov khoom siv me me, 1/2-inch rau ceg kab, thiab 3/4-inch lossis 1-inch rau cov kav dej loj.
Flow Rate thiab Siab
Thaum xaiv cov yeeb nkab txoj kab uas hla, xav txog tus nqi ntws thiab siab xav tau ntawm koj lub cev. Cov kab loj dua muab cov nqi ntws ntau dua tab sis yuav xav tau ntau qhov chaw thiab kev txhawb nqa. Xyuas kom qhov loj me me raws li qhov xav tau ntawm koj lub kav dej kom tsis txhob muaj teeb meem nrog dej siab thiab ntws.
Compatibility nrog Fittings thiab kev sib txuas
Crimp thiab Clamp Systems
PEX cov kav dej tuaj yeem txuas nrog siv ntau txoj hauv kev, suav nrog crimp, clamp, thiab lub tshuab thawb-haum. Crimp thiab clamp systems tau dav siv thiab koom nrog kev ruaj ntseg cov yeeb nkab rau qhov haum siv lub nplhaib hlau. Cov tshuab no txhim khu kev qha thiab siv tau zoo, ua rau lawv haum rau feem ntau cov kav dej hauv tsev.
Push-Fit Systems
Push-fit systems muab txoj hauv kev yooj yim thiab tsis muaj cuab yeej rau kev txuas cov kav dej PEX. Cov fittings no kim dua tab sis muab kev sib txuas ceev thiab txhim khu kev qha, zoo tagnrho rau DIY tej yaam num thiab kho. Xyuas kom muaj kev sib raug zoo ntawm cov yeeb nkab PEX thiab cov fittings uas koj xaiv rau kev ruaj ntseg thiab tsis muaj paug.
Local Building Codes thiab Regulations
Ua raws
Ua ntej yuav cov kav dej PEX, xyuas cov cai hauv zos thiab cov cai. Qee qhov chaw muaj cov kev cai tshwj xeeb rau cov khoom siv kav dej thiab cov txheej txheem installation. Xyuas kom ua raws li cov cai no yuav pab kom tsis txhob muaj teeb meem kev cai lij choj thiab ua kom muaj kev nyab xeeb thiab kev ntseeg siab ntawm koj cov kav dej.
Xaus
Kev xaiv txoj cai PEX yeeb nkab yuav tsum xav txog yam xws li hom zurn PEX, xim coding, qhov loj thiab txoj kab uas hla, haum haum, thiab cov cai hauv zos. Los ntawm kev nkag siab txog cov ntsiab lus no, koj tuaj yeem xaiv cov yeeb nkab PEX zoo tshaj plaws rau koj qhov project, ua kom lub kav dej ruaj khov thiab ua haujlwm tau zoo. Txawm hais tias koj xaiv qhov hloov pauv ntawm PEX-A, tus nqi-zoo ntawm PEX-B, lossis kev siv tshwj xeeb ntawm PEX-C, kev txiav txim siab paub yuav ua rau cov kav dej ua tiav thiab kav ntev.