1. Rov ua haujlwm qhov rai& qhov rooj' s PVC ncej
Nrog uPVC cov qhov rai ua kom cov cua txias kaw ruaj ruaj hauv koj lub tsev lossis hauv tsev, chav ntsuas cua txias tsis txhob' t yuav tsum ua haujlwm ib qho nyuaj kom tswj tau qhov ntsuas kub. Koj txuag hluav taws xob - thiab txuag tau nyiaj.
Koj Cov Ntsuas Kub
Peb lub qhov rais& lub qhov rooj' s PVC thav duab kev ntsuam xyuas uas siv cov kev ntsuas dav dav ntawm insulating muaj peev xwm, U-factor, tau qhia tias vinyl qhov rais tsis tu ncua tshaj lwm cov khoom lag luam vim lub thav duab ua haujlwm zoo thermal. Qhov tshwj xeeb-tsim insulating chaw huab cua nyob hauv cov ntaub thaiv qhov rai thiab cov qhov rooj thaiv, nrog rau lawv cov kev coj ua qis, ua rau lawv muaj qhov tsis txaus ntseeg rau kev hloov mus tshav kub.
Duab khoom:
