Ubwiza bwa silike yoroshye-isukuye ivanze nibyiza cyane, nta gutobora no kugumana irangi hejuru ya 40% ugereranije nubushakashatsi busanzwe bwo gusiga irangi.
Biroroshye gukoresha udukingirizo twiza nibyiza kumarangi yose hejuru.Nibyiza gushushanya harimo iminwa, guswera birashobora gufatirwa kumpera y irangi kugirango akazi kawe ko gushushanya korohewe.
Byoroshe gukoresha - Kuva mubyuma byoroheje kugeza muburemere bworoshye, byoroshye-gufata-gufata amashanyarazi ya pulasitike, ayo marangi ashushanyije yiteguye gukoresha, yoroshye kuyasukura, kandi atanga ibisubizo byiza kumurimo wawe wo gusiga amarangi.Bafite ubukungu buhagije bwo gusukura no gukoresha.
Bikwiranye na bose - Ibi bikoresho byo gusiga amarangi menshi nibyiza murugo, ubucuruzi cyangwa inganda.Nkugushushanya kurukuta, kurangi, gushushanya, akabati, inzugi, uruzitiro, amagorofa, irangi rya DIY, nibindi. Kuberako bishobora gukoreshwa nkicyuma gifatika kumarangi menshi, amarangi, amarangi, acrike, na gypsumu.
Ubwiza buhebuje bwa firimu ivanze nta kugwa irangi rifata 40% kuruta gusiga irangi rusange