Always verify your specific manifold pressure requirements and orifice sizes before installation

the P70LB-25 uses copper and brass bellows

Zero Differential Operation: The hung-pilot design allows the valve to operate reliably from 0 to 50 PSI MOPD

this two-way modulating valve body is engineered to withstand up to 300 psi static pressure

If you are servicing a York Millennium chiller or a legacy York Mustang series unit

Siemens Building Technology 599-10356 Valve 319852-301 Always verify your specific manifoldThe Siemens Building Technology 599 10356 is a professional grade 3 way ball valve designed for precise flow control in demanding hydronic systems. Featuring a 1 2 inch NPT female connection and a 6. 3 Cv flow coefficient, this valve is engineered for both mixing and diverting applications in air handlers, fan coil units, and reheat coils. The brass body construction is paired with a chrome plated brass ball and a blowout proof brass stem to ensure