Bell & Gossett, a Xylem brand, is a leading manufacturer of pumps, valves, heat exchangers, and accessories for plumbing, wastewater, and HVAC — including steam and heat transfer — applications. For over 100 years, B&G has been an industry leader in efficiency, expertise, and education. Instructor-led and online classes through the Bell & Gossett Little Red Schoolhouse have, since its opening in 1954, educated tens of thousands of engineers, contractors, and installers in the proper design, installation, and maintenance of hydronic and steam systems.