In addition to providing important new safety benefits, Armstrong’s new Design Envelope Fire Pump holds the distinction of being the first self-regulating variable-speed fire pump to meet NFPA-20 (2019 Edition), Section 4.8 standards.
Gas and liquid flow must be controlled and metered accurately using various sensing and modulating elements such as flow control valves or isolation valves — also known as shut-off valves — or both.
Taco’s new VR Series high-efficiency ECM cast iron or stainless steel circulators offer a wide range of low, medium or high head options in sizes from 1/3 to 2 hp.
In 2015, a large, constant-flow hydronic pump that served the lab science building was about to self-destruct, so the facility staff decided to replace it with an upgraded version.
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