Dunham-Bush has participated in AHR EXPO 2020 – The world’s largest HVACR exhibition. The exhibition took place at Orange County Convention Center. Orlando USA on 3rd – 5th February 2020. The AHR EXPO 2020 has received overwhelming participation and attended by many international visitors. Dunham-Bush has displayed its high efficiency and environmentally friendly HFO Chillers, Packaged and AHU for the USA market.