Product material Lead-free silicon bronze (CuZn21Si3P) Click on an application purpose to search more products For technical building systems, industry and shipbuilding For use as an adapter from Geberit FlowFit to third-party systems For multi-layer pipes according to ISO 21003 For plastic pipes made of cross-linked polyethylene (PE-X) according to ISO 15875 For plastic pipes made of polybutene (PB) according to ISO 15876 Application overview – Geberit FlowFit Click on a characteristic to search more products Pressing indicator Pressable only with Geberit FlowFit pressing jaw Leaky if unpressed Lead-free O-ring made of EPDM Pressing connector with transparent protective cap Valid for system: Geberit FlowFit DN: 15 d, ø: 20 mm d1, ø: 20 mm s: 2.8–2.9 mm L: 7.8 cm Z: 1.3 cm