OEM Compatibility: Specifically designed as a precise drop-in replacement for Aprilaire 700 series fan-powered humidifiers

ensuring safety and efficiency in combustion safety systems and furnace diagnostic assemblies

Complete Internal Rebuild: Includes all components for both check valves and the relief valve to eliminate multiple maintenance trips

making it suitable for both indoor air handlers and outdoor rooftop units across all-season temperature extremes

ensuring faster job site turnarounds

Siemens Building Technology 599-03131 Valve 319847-401 OEM Compatibility: Specifically designed asThe Siemens 599 03131 is a high performance 1 inch NPT globe valve designed for demanding HVACR control applications. Featuring a 2 way normally closed configuration, this Flowrite 599 series valve body is engineered with a 10 Cv equal percentage flow characteristic, providing precise modulating control of hot water, chilled water, and saturated steam systems. Built for durability, the UNS CA 844 bronze body is paired with stainless steel trim and a