Taco 6-Zone Valve Control with Priority Zoning Circulator Steel Tool Chest Precise Speed Control: 8-speed dial

Precise Speed Control: 8-speed dial

it may be installed in concrete

) per Unit 30 Rock Size Small Rock Type Decomposed Granite Returnable 180-Day Cubic Yards 1

it can also work without a ballast

Taco 6-Zone Valve Control with Priority Zoning Circulator Steel Tool Chest Precise Speed Control: 8-speed dialTaco Zone Valve Controls work with 2,3, or 4 wire zone valves. All are fuse protected; it also includes 2 isolated end switches and a built in priority switch. The contractor friendly PC board layout eliminates incorrect wiring and the unfinished look of conventional zone valve installations. The sturdy screw connections add even more reliability, while the external indicator lights provide instant diagnostic feedback to reduce installation time and