Armstrong Fluid Technology 216944-300 R-22 Is the Lennox 47L19 a

Is the Lennox 47L19 a universal HVAC part

Is this regulator suitable for hot gas bypass applications

This high-pressure version is rated for a maximum working pressure of 700 psi

OEM Compatibility: Precision-machined to integrate seamlessly with York S1-028-04764-700 equipment specifications

This genuine replacement part is essential for restoring factory-spec flue gas venting system performance and ensuring long-term operational reliability in demanding field conditions

Armstrong Fluid Technology 216944-300 R-22 Is the Lennox 47L19 aThe Armstrong Fluid Technology 216944 300 is a high performance Pressure Water Reducing Valve designed for precision in commercial and residential HVAC hydronic systems. This Armstrong RD 11T S model features a robust brass body construction, ensuring long term durability and resistance to corrosion. Engineered with a 1 2" NPT Union Inlet and a 1 2" Female NPT outlet, it simplifies installation in tight piping configurations. The valve is pre