Nippon PMAC has launched 4-pipe system climate control technology for existing 2-pipe installations with no structural alteration required. The system, known as PAFMAC, provides hotel rooms with ...

Last month I wrote about early steam heating and how experimentation led to discovery, which led to new products or piping techniques. This time I will be writing about the early days of gravity hot ...

This article first appeared in Engineered Systems. View the original post in its entirety here. Variable refrigerant flow (VRF) systems were first introduced to the HVAC community in Japan in 1980 as ...

The local adopted fire and building codes specify when sprinkler systems need to be installed. These codes do not specify the system design, type, or limitations. Most model codes send the user to ...

Corrosion of steel water pipes in the safety-related piping systems of aging U.S. nuclear power plants is fast becoming a safety concern and a significant operational cost, not to mention an ...