· The model code for is the ASME BPV Code Section IV This code lists six safety features every must have: A pressure or altitude gauge This gauge helps the operator to determine if the is properly filled with and if the expansion compensation in the system is operating A thermometerRead More
and light commercial typically use this to maintain the temperature to a manual set point inside the heat exchanger The has a temperature sensing bulb on the back of it that is immersed in the water Typical temperature set point for most is 180 degrees FahrenheitRead More
Most steam have an that adds water to the boiler in the event that the boilers low water cutoff device says it needs some water This is not as much a safety item as it is a convenience item As a matter of fact there is no requirement by code for an feeder on a steamRead More
ProLine ® XE Combi Boiler The first-ever residential combination boiler from A O Smith comes with an industry-leading 48 gal/min domestic hot water delivery and 95% AFUE as well as a superior space heating performance with up to 74% more heating capacity than other combination boilersRead More
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