and the high-limit is adjustable from 100°F to 220°F to meet specific system requirements

this cold end header box kit is engineered to manage condensate collection and facilitate proper pressure switch monitoring within the combustion circuit

ensuring that the system shuts down before the internal wrap temperatures exceed safe operating limits

while the automatic reset thermal overload protector prevents winding failure during restricted airflow events

Flow Regulation: Specifically designed to control fluid levels in drain and feed lines

Resideo VCZAL1000 Valve 322055-301 and the high-limit is adjustableThe Resideo VCZAL1000 is an industrial grade 3 4 inch 2 way linear flow valve body engineered for precise hydronic control in residential and light commercial HVAC systems. Designed to manage the flow of hot or chilled water, this VC series valve assembly remains stable in demanding environments, supporting fluid temperatures from 34F to 203F and maintaining a maximum operating pressure of 300 PSI. Built with a rugged bronze body and a high