making it a preferred OEM replacement part for maintaining system zoning efficiency and preventing bypass leaks in hydronic heating systems

As a 5th-generation ZPK5 model

they are identical components and can be used interchangeably in all standing pilot systems specified for these models

5-inch diameter base that eliminates mechanical play in MP953 actuator setups

Utilizing a 3 cubic inch molded porous core

Conbraco 40-400-02M Repair Kit Els PW 17895 making it a preferred OEMThe Conbraco 40 400 02M Repair Kit is a comprehensive field service solution designed for the maintenance and overhaul of Apollo backflow preventers. As a veteran grade backflow preventer repair kit, this OEM package includes the critical elastomers and mechanical components required to restore RPZ valve and double check assembly performance to factory specifications. This kit specifically supports 4 inch Apollo 40 Series assemblies, providing the