Abu: High ƙarfi aluminum gami, anti-UV filastik
Faɗin amfani a cikin ƙananan layin rufin wuta, yana jagorantar haɗin reshe zuwa babban madugu. T-haɗin ƙananan sabis ɗin insulation na waya mai ƙarancin v oltage da haɗin reshen kebul don tsarin rarraba ginin. Abubuwan da ke cikin jiki shine babban ƙarfin aluminum gami, kuma ana amfani da murfin rufin polyvinyI chloride (PVC). Masu haɗawa tare da haƙoran haƙoran haƙoran da aka tsara musamman, sun dace da haɗin aluminum. Sanya babban madugu da reshe a layi daya a cikin ramukan hakora na matsewa, matsar da kusoshi, huda rufin madugu biyu don sa masu gudanarwa su haɗu. Murfin rufi yana aiki azaman mai hana ruwa da rufewa daidai.
A karyewar ƙarfin madugu, mai haɗawa ba zai lalace kuma ya karye ba. A ma'auni na yanzu da gajeriyar da'ira, tashin zafin mai haɗawa ya kamata ya zama ƙasa da mai haɗawa.