part 2820680 Water seal Annovi Reverberi code 2820680 Details Annovi Reverberi number2820680 DescriptionWater seal ItalianTenuta acquaQty per pump3 Also comes in KIT 42310 Water seal kit, Ø40 mm Fits these pumps Annovi Reverberi RTF 2 RTF 135.100 N APRTF 150.100 N AP