Many refrigeration compressors incorporate a suction service valve and a discharge service valve. These are used to allow refrigeration gauges to be attached to the system; and, if needed, they are ...

Service valves are so basic, and we see them with such regularity that we can miss them altogether. But, before I give the tips, I want to address the tech who tells the customer it was “probably the ...

CALGARY, Dec. 7, 2012 /CNW/ - Unified Valve Ltd. (UVL) announced today that the company has entered into an agreement to acquire Western Gauge and Instruments Ltd. (WGI) of Calgary, Alberta. Unified ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...