Does this fitting require a sealant

For versatile system integration

The inclusion of a terminal block simplifies field wiring for technicians

as well as Versa and RP2100 series equipment

McDonnell & Miller 340000 Stem, Valve Disc, and Gasket Els PW 17895 Does this fitting require aEngineered for high performance fluid regulation, the McDonnell & Miller 340000 (Model SA25A 15) is a precision machined Stem, Valve Disc, and Gasket assembly specifically designed for Series 25A make up water feeders. In steam and hydronic installations, maintaining a consistent water level in receiver tanks is critical; this replacement valve assembly ensures a positive, soft seated seal to prevent bypass and maintain water line stability. The SA25A