Kit includes the following parts: FOR BOILER AND STEAM VALVE: 1x O-RING 112 IN EPDM 70°SH - DM0041/081 1x O-RING 167 IN EPDM 70°SH - DM0041/082 1x FILTER HOLDER GASKET (8.5) - NG01/001 FOR SOLENOID VALVE AND SAFETY VALVE: 3x GASKET OR 2025 - WGADM0041/022 FOR STEAM PIPE ASSEMBLY: 1x GASKET OR 2025 EPDM 70°SH - NM02.007