I whakaatu a Holtop i nga hua hou - nga momo pereti whakawhiti wera me te whakawhiti pereti counterflow HRV i runga i te ataahua o Chillventa, International Trade Fair Refrigeration • Air Conditioning • Heat Pumps i Nuremberg Germany mai Oketopa 15-17, 2008.
Ripoata i Oketopa 23, 2008
