It only takes one cold shower to lose a hotel customer for life. Furthermore, the "short stay" hotel trend is
condensing the morning's peak hot water demand into an even shorter timeframe. Here's a case for smart commercial water heater sizing and high-efficiency models as a one-two punch for eliminating chilly surprises and avoidable long-term costs. By Randy Meyer
This article summarizes key physical, safety, and environmental data for common refrigerants and leading candidates. It includes the latest environmental data from international scientific assessments of stratospheric ozone depletion and global climate change. By James M. Calm, P.E., and
Glenn C. Hourahan, P.E.
The traditional concerns represent the tip of the iceberg for the commissioning agent looking at smoke and fire control systems. Inspecting the entire operation can range from confirming smoke control pressure to testing mobile phones used for emergencies. By Charles A. Bean, and
John F. McCarthy, Sc.D., C.I.H.