Honeywell Water Controls Div. offers a broad range of mixing valves, air vents, zone valves and flow control products. SparcoMix anti-scald thermostatic valves meet both ASSE 1016 and 1017 and IAPMO codes, and feature a Teflon inner coating. Utilizing rack and pinion design, PowerTrack valves respond rapidly to heating demands with 12-second opening and 4-second closing. SparcoZone multiple zone valves are pre-assembled and pre-wired, further ensuring labor savings, installation ease and control accuracy. Water control products include boiler feed controls, backflow preventers, thermometers and dual pressure/temperature readout Tridicators. A full range of expansion tanks and kits for water expansion control are also available. Honeywell Water Controls Div.