Hydronic heat and cooling systems use a liquid such as water, glycol, or mineral oil as a medium for transferring heat within a building or structure. In very large commercial buildings, such as tall high-rise building, hydronic systems utilize both a chilled and heated water loop to provide both heating and air conditioning. In other systems, chillers and/or cooling towers are used to provide waster cooling while boilers heat water to warm the building. Whichever type of hydronic system your building may have, odds are Red-White Valve Hydronic Controls are compatible with almost every hydronic heating and cooling system. Here are four of the most popular Hydronic controls from Red-White Valve, however, N.H. Yates is a manufacturer’s representative for the company’s entire line of products.