Used with:
6544681 EvacInflux Silent kit for Evac 90 and 900 Wall and Floor Model Toilets
5185101 Evac 90, Wall Model, Silent (EvacInhush)
5135101 Evac 90, Wall Model, Aniara
5780000 Back Plate Assembly, Evac 90, Wall Models
5780006 Back Plate Assembly, Evac 90, Wall Models USPH
5780001 Back Plate Assembly, Evac 90, Floor Model
5780011 Back Plate Assembly, Evac 90, Floor Model USPH
6544801 EvacInflux Silent Valve for Evac 90 Wall and Floor Model Toilets