4.Yingyee ali ndi mainjiniya odziwa bwino momwe angathanirane ndi kukhazikitsa ndi zina.
Kupanga zokha kwa Electric DIN Rail, gwiritsani ntchito malata kuti mupange.
Makina amodzi amatha kupanga mtengo wosiyanasiyana, kupulumutsa malo, kupulumutsa wogwira ntchito, kusunga ndalama, zokha zokha.
Drip eaves amatanthawuza mtundu wa mamangidwe omanga pomanga nyumba yomwe idapangidwa