Product Description
The refilling combination serves filling and refilling of closed heating systems according to DIN EN 12828:2014-07. It can be connected in accordance with EN 1717:2000 permanently with the drinking water supply. The refilling combination combines a BA type backflow preventer, pressure reducing valve and two ball valves in one appliance. The unit consists of all needed devices for refilling a heating installation according to conforming standards are contained.