Siemens Building Technology 599-10305 Valve 320788-702 the GRL1366 is built to

the GRL1366 is built to withstand the rigorous demands of industrial environments

For systems exceeding this

Constructed with heavy-duty corrosion-resistant materials

Direct Drop-In Compatibility: Replaces Lennox part numbers 72L9201

Siemens Building Technology 599-10305 Valve 320788-702 the GRL1366 is built toThe Siemens 599 10305 is a high performance 1 2 inch 2 way ball valve engineered for precise equal percentage flow control in demanding HVACR applications. Built with a rugged forged brass body and a chrome plated brass ball, this 1 4 turn rotary valve is optimized for hot water, chilled water, and up to 50% glycol solutions. With a 4. 0 Cv coefficient and a 600 WOG ANSI 250 pressure rating, it ensures reliable modulation in fan coil units, reheat