VATIS UPDATE Article

At the 2016 AHR Expo, Orlando, USA, Chemours, the United States, exhibited a ductless air-cooled water chiller using Opteon XL55, a lower GWP replacement for R410A. XL55, a refrigerant with an expected ASHRAE number of R452B, is seen as a competitor to R32 in the battle to replace R410A. It has been adopted by Multiaqua, the United States, a manufacturer of a range of residential and commercial air hydronic systems, in a chiller.

According to Chemours, the new gas, XL55 has a very similar GWP to R32 but with better efficiency, lower discharge temperatures and a lower flammab