Tadzipereka kupereka zinthu zosavuta, zopulumutsira nthawi komanso zopulumutsa ndalama kamodzi kokha kwa ogula opanga matabwa a lvl door | Jsylvl,osb 3 kuwotcha , plywood ya chitumbuwa , 23 32 osb pansi ,kutalika kwakukulu kwa ma joists a matabwa. Nthawi zambiri takhala tikuyembekezera kupanga ubale wamakampani opindulitsa ndi makasitomala atsopano padziko lonse lapansi. Chogulitsacho chidzaperekedwa kudziko lonse lapansi, monga Europe, America, Australia, Oman, Istanbul, Sevilla, Adelaide .Tsopano tiyenera kupitiriza kusunga khalidwe, tsatanetsatane, nzeru zamabizinesi ogwira ntchito moona mtima, udindo, mzimu watsopano wa utumiki, tsatirani mgwirizano ndikutsata mbiri, katundu wamba ndikuwongolera ntchito kulandira makasitomala akunja.