http://www.hotfrog.com/Companies/Van-Eddies-Heat-Air/RSSUpdated every minute of every dayen-usCopyright: (C) Reed Business Information.http://www.hotfrog.com/Companies/Van-Eddies-Heat-Air/18-seer-York-heat-pumps-19770The Affinity Series is the premier York line of residential central air conditioning units. The Affinity Series is also the only unit on the market to offer a choice of seven designer colors. The Affinity 8T Series is up to four-times quieter and 60% more energy efficient thanks to its two-stage compressor technology.yyyy-MM-dd