Compatible models Geberit Impuls 380 and 360. This rubber filling valve pad is designed to fit these models snugly, with a precise design that enables hassle installation and performance. Main function The sealing membrane seals the filling valve to the internal components, ensuring an airtight seal and preventing leakage. This supports the proper operation of the valve and helps save water. Materials and size Membrane replacement fill valve is made of LSR and PBT materials, withstands frequent use, and maintains a reliable seal for longterm use. Measuring 2.8 cm wide (1.08 inches) by 2.2 cm (0.94 inches), it offers durable, longterm performance. Noise reduction The seal effectively reduces water flow noise, improving overall tank efficiency and contributing to a more durable and efficient sanitization system. Use scenarios Replacing a worn filling valve pad on Geberit Impuls 380/360 toilets to restore leak operation. Installation during routine maintenance in traffic restrooms to maintain water efficiency and quiet operation. Refurbishment projects in residential bathrooms where longterm durability and reduced maintenance are desirable.