WATER HEATERΚΑΥΣΤΗΡΕΣ WEBASTOΑΝΤΑΛΛΑΚΤΙΚΑThe valve is designed to shut off the flow of coolant in some installation schemes of liquid heaters. Normally open. Pipe diameter 20mm. 12V.Compatible with Webasto : DBW 2010 , DBW 2016 , Thermo Top C , Thermo Top E , Thermo Top EVO , Thermo Top V , Ther..