CHICAGO — Just recently, Candace Roulo, executive editor for CONTRACTOR, attended a Modern Hydronic Heating Systems Basic Seminar at Xylem’s Bell & Gossett Little Red Schoolhouse, located in Morton Grove, Ill.  The Little Red Schoolhouse offers many seminars — from a service and maintenance of water based HVAC systems seminar to a plumbing systems design seminar — for industry professionals, including plumbing, hydronic and HVACR contractors ...

Already registered? here.