Iingcango zokutyibilika zilongezo olumangalisayo kulo naliphi na ikhaya, libonelela ngotshintsho olungenamthungo phakathi kwezithuba zangaphakathi nezangaphandle kunye nokuvumela ukukhanya kwendalo ukuba kungene amanzi. Ngokuhamba kwexesha, nangona kunjalo, izikhewu zinokuvela, zibeke esichengeni ukukwazi kocango ukugquma. Ezi zithuba zinokukhokelela kwidrafti, ilahleko yobushushu, kwaye nkqu ...
Funda ngokugqithisileyo