Puas yog cov kab hluav taws xob hauv qhov chaw nkag mus xav tau cov kav dej?
Puas yog cov kab hluav taws xob hauv qhov chaw nkag mus xav tau cov kav dej?

Video: Puas yog cov kab hluav taws xob hauv qhov chaw nkag mus xav tau cov kav dej?

Video: Puas yog cov kab hluav taws xob hauv qhov chaw nkag mus xav tau cov kav dej?
Video: Npau Suav li no Txhob coj mus tham qhia luag lwm tus 2024, Kaum ib hlis
Anonim

Hluav taws xob kab yog xav tau kom tau txais kev txhawb nqa saum taub hau txhua 4.5 ko taw. Nov yog NEC xav tau rau NM cable hauv nkag qhov chaw : Cable yuav tsum muaj kev tiv thaiv ntawm lub cev puas tsuaj yog tias tsim nyog los ntawm cov hlau tsis zoo kav dej , nruab nrab hlau kav dej , hluav taws xob hlau tubing, Teem sijhawm 80 PVC kav dej , lossis lwm yam kev pom zoo.

Tsis tas li ntawd, koj ua li cas khiav hlau hauv qhov chaw nkag?

Yog koj yog khiav cable hla hauv qab daus los yog crawlspace , xyaum ib lub qhov hauv qab phaj ncaj qha hauv qab lub thawv. Pub koj cov ntses daim kab xev rau hauv lub phab ntsa qhib, thawb nws mus rau hauv lub qhov koj ua rau saum phaj. Yog koj yog khiav cable hla hauv qab daus los yog nkag qhov chaw , thawb nws mus rau lub qhov hauv qab phaj.

Qhov thib ob, koj puas tuaj yeem khiav hluav taws xob hauv qhov chaw nkag? Koj khiav tau lub NM los ntawm lub nkag qhov chaw ntev li koj khiav nws nyob rau sab ntawm lub framing, los ntawm boring qhov, los yog nyob rau khiav lub rooj tsavxwm. Dab tsi yog US National Electric Code ua tsis tso cai yog mus khiav nws hla hauv qab ntawm lub framing tshwj tsis yog nws loj heev los yog tiv thaiv. Ua siab mos siab muag khiav tsis muaj kab mob.

Dhau li ntawm no, hom xov hlau twg koj siv hauv qhov chaw nkag?

Hauv NEC nws xav kom Romex tau txais kev txhawb nqa ntawm pawg thawj coj saib hauv ib qho nkag qhov chaw thaum khiav lub cov hlau perpendicular mus rau lub joists nyob rau hauv qab ntawm lub joists..

Puas yog qhov chaw nkag tau suav tias yog qhov chaw ntub dej?

Re: Crawl Space Kev xaim - Qhov chaw , Damp . Qhov chaw tiv thaiv los ntawm huab cua thiab tsis raug saturation nrog dej los yog lwm yam kua, tab sis nyob rau hauv nruab nrab ntawm noo noo. A qhov chaw ib txwm tsis raug dampness lossis ntub dej.

Pom zoo: