IHoltop ibonelela ngeemveliso zomoya omtsha kwezinye iindawo zokuhlala ukuze kuphuculwe umgangatho womoya wangaphakathi, ezinje ngee-ventilators zokubuyisela ubushushu, iiventilator zokubuyisela amandla, iinkqubo zokucoca umoya omtsha, iinkqubo zokubulala iintsholongwane emoyeni.Nazi ezinye iimeko zeprojekthi zokukhangela.Ukuba unayo nayiphi na iprojekthi esandleni, wamkelekile ku...
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