The Ideal Horizons IH-12L-HT is a discontinued UV system from Ideal Horizons prior to their merger with Wedeco. The IH-12L-HT is a long no frills industrial UV system designed for high temperatures with a nonresettable elapsed running time meter for 99,999 hours, a LED display panel for visual indication of lamp status, and optional narrow band UV meter, overheat safety control, and wiper systems. The IH-12L-HT is capable of 250 gallons per minute and requires 12 lamps and sleeves.