The HVAC Heater Control Valve by Four Seasons is a steel valve designed for heating systems. It has a length of 4.4 inches, a height of 3.4 inches, and a weight of 0.5 pounds. The valve comes with a 1-year manufacturer warranty and is a genuine replacement part with the manufacturer part number 74610. This heater valve is not considered a vintage part and is a reliable choice for maintaining your heating system's performance. Plus, with free shipping included, it's a convenient and cost-effective option for your heating needs.