Peb hom kav dej: PE yeeb nkab, PVC yeeb nkab thiab PPR yeeb nkab yog cov kav dej ntau tshaj plaws hauv cov yeeb nkab lag luam, tab sis ntau tus neeg tsis paub qhov txawv ntawm peb cov kav dej no, yog li lawv feem ntau yuav qhov tsis ncaj ncees lawm thaum yuav khoom. Raws li ib tug kws tsim khoom ntawm PE kav, kuv yuav qhia koj yuav ua li cas txheeb xyuas peb hom kav dej.
1. Muaj ntau xim ntawm PE kav, tab sis lawv yog softer dua PVC kav thiab PPR kav. Yog tias koj tsis paub qhov txawv ntawm cov xim, koj tuaj yeem paub qhov txawv ntawm lawv. PVC kav feem ntau yog dawb, tab sis pob tshab hoses kuj muaj; PPR cov kav dej yog cov kav dej grey. Los ntawm cov xim sib txawv no, nws yooj yim los txheeb xyuas cov khoom siv yeeb nkab twg, thiab koj tuaj yeem xaiv cov khoom siv yeeb nkab uas tsim nyog raws li koj xav tau.
2. Sib txawv ntawm cov cim ntawm sab nraud ntawm cov yeeb nkab phab ntsa. PE yeeb nkab fittings cov tuam txhab lag luam tsis tu ncua yuav muaj cov cim rau ntawm cov yeeb nkab phab ntsa, xws li cov tshuaj tsuag cov khoom, cov chaw tsim khoom, cov lus qhia thiab cov hnub tsim khoom, kom txhua tus tuaj yeem paub qhov txawv ntawm PE yeeb nkab, PVC yeeb nkab thiab PPR Tube. Yog tias cov ntaub ntawv no tsis tshwm sim ntawm cov yeeb nkab phab ntsa, koj tsis tas yuav thab kom paub qhov txawv ntawm cov yeeb nkab uas nws yog, vim tias qhov no yog cov khoom siv tsis zoo, thiab cov khoom zoo li no tsis ua raws li cov qauv siv. Cov khoom tsim los ntawm cov tuam txhab tsis tu ncua tuaj yeem yooj yim xaiv cov khoom siv yeeb nkab uas tsim nyog siv los ntawm kev txheeb xyuas.
