RSES will present an educational session about U.S. and Canadian regulatory and phase-out guidelines for R-22, titled "Phase-out of R-22: AC&R Options for New Equipment and Retrofits" at its annual conference. The educational session is tentatively scheduled for Thursday, September 30, 2004 from 9:45 a.m. to 11:30 a.m. at the Westin Calgary in Calgary, AB, Canada in conjunction with the RSES Annual Conference. The conference will be held September 30 - October 2, 2004. For more information visit