WATER HEATERΚΑΥΣΤΗΡΕΣ WEBASTOΑΝΤΑΛΛΑΚΤΙΚΑHeat insulating ring for exhaust corrugation with a diameter of 22mm. Serves to prevent contact of the exhaust system with the plastic parts of the car.Compatible with Webasto : Air Top 2000 , Air Top 2000 S , Air Top 2000 ST , Air Top 2000 STC , Air Top ..