United P&H Supply Company 9947 W. Carmen Avenue
Post Office Box 250850 Milwaukee, Wisconsin 53225 Phone: 414.393.6600 Wats: 800.877.8628 Website: www.unitedph.com
TV/SC-IR valves are installed in instrument enclosures for cooling instead of heating. These valves open on rising temperatures to regulate the flow of glycol, water and other cooling media to keep the instrument enclosure from over-heating.