Olympia Heating Controller HT 430-22

Energy-saving radiator controller. Saves up to 30% on heating costs. Valve-friendly with valve protection. Very stable housing design with quiet operation. Easy to use with a rotary dial. 4 heating and saving times adjustable. Temperatures are flexibly adjustable for each switching cycle. Weekly program for Monday-Sunday, Monday-Friday and weekend, or each day individually adjustable. With holiday function and open-window detection as well as frost protection function. With scale from 0-24 h (in 6-step increments) and offset function (temperature adjustment). Factory-set basic program. With battery change indicator.