Optimized 19-Degree Pitch: Engineered for maximum CFM delivery without overloading the condenser fan motor

The assembly includes two distinct plates—a small plate (5-33/64" x 4-21/64") and a large plate (6-7/8" x 5")—offering flexibility for various field conditions

provided the furnace model specifies the P321900 in its technical documentation

Durable Construction: High-grade cast iron provides thermal stability and resistance to deformation under load

audible "clicking" sounds at start-up

Siemens Building Technology 599-03054 Valve 321894-708 Optimized 19-Degree Pitch: Engineered forThe Siemens Building Technology 599 03054 Valve is a precision engineered 1 2 inch 2 way normally open globe valve designed for demanding hydronic and steam applications. Built with a robust UNS CA 844 bronze body and stainless steel trim, this Flowrite 599 series valve offers superior corrosion resistance and durability in harsh environments. The 1. 0 Cv linear flow characteristic ensures accurate modulation for precise temperature control in HVAC