VAILLANT ECOTEC PLUS 824 831 & PRO 28 WÄRMETAUSCHER 0020038572 REINIGER + KIT
CLEANER - 500ML. PATENT PENDING. EL.1000 is fast acting and very efficient cleaner for de-scaling and de-sludging. ADAPTER KIT. Water Heater. The tubes are 100% silicone and cleaning and storing is quick and easy.