I have 2 Rodgers Zone-a-Flow Water valves 1311-102 on my Oct 25, 2010We have hot water heat with two zones with two White-Rodgers zone valves (zone 1 is upstairs, zone 2 is basement). This hot water boiler has the followings: upstairs thermostat connected to a transformer in the basement (24v) and the two wires are needed to be hooked on to a white rodgers 1311-102 zone valve#1. White Rodgers Zone Valves - SupplyHouse White Rodgers Zone Valves are some of the most trusted Zone Valves in the industry. These White Rodgers Zone Valves are designed for hydronic heating systems. Zone valves control the flow of water to a specific zone in a hydronic heating system.