See us at AHR EXPO 2023 In Atlanta (GA) in Booth #B639 In Atlanta (GA) in Booth 100% DOAS self contained roof top unit with built in recovery and reheat with R-410A 100% DOAS self contained roof top unit with built in recovery and reheat with R-410A Variable Speed Drive Air Cooled Water Chiller With Screw / Scroll Compressor with R-134A & R-410A Petra Computer Room Air Conditioning Split Units CRAC " PASC " Series with R-410A Petra Computer Room Air Handling Units CRAH " PAH " Series 100% DOAS Water Cooled Package Unit With Recovery Plate Heat Exchanger WPPH Series with R-410A 100% DOAS Water Cooled Package Unit (Alternative A2L LOW GWP refrigerants are available) Please visit our booth at AHR EXPO 2023 in Atlanta to explore our new products and new developments. Petra will be exhibiting a wide range of products including a Chiller, a Roof-top Unit, CRAH/CRAC units, and advanced controls. PETRA OFFERS A WIDE RANGE OF HVAC PRODUCTS TO MEET DIFFERENT SPECIFICATIONS AND REQUIREMENTS " These marks/certifications apply to specific ranges of Petra products "http://www.petra-eng.com