Momwe mungachotsere mutu wa mulu

Wogwira ntchitoyo ayenera kugwiritsa ntchito choyambitsa ming'alu kapena njira yofanana nayo yochepetsera phokoso pochotsa mutu wa muluwo mpaka pamlingo wodulidwa.
Wopanga adzakhazikitsa pasadakhale choyambitsa ming'alu kuti chipange ming'alu bwino pa muluwo pafupifupi 100 - 300 mm pamwamba pa mutu wa muluwo wodulidwa. Mipiringidzo yoyambira muluwo pamwamba pa mulingo uwu iyenera kuchotsedwa ku konkire ndi zipangizo monga thovu la polystyrene kapena siponji ya rabara. Mukakumba chivundikiro cha muluwo, mitu ya muluwo pamwamba pa mzere wa ming'alu iyenera kunyamulidwa ndi pini yonse. 100 - 300 mm yomaliza pamwamba pa mulingo wodulidwa iyenera kudulidwa pogwiritsa ntchito nyundo zamagetsi kapena za pneumatic.