Inhleleleko yesakhiwo
Inhleleleko yesakhiwo (BAS), eyaziwa nangokuthi uhlelo lokuphathwa kombijongo, ingukulawula kwenhleleleko okunyombonisiwe kwe-HVAC (umchadamezo, ukungena nokulawulwa komoya) yesakhiwo, amazuba, ukukhanyisa, ukufiphaza, ulawulo lofikelelo, izimiso zokuphepha, nezinye izimiso ezihlobene.