The Lennox 13W51 thermostatic expansion valve is a precision-engineered 3-ton TXV designed specifically for R-22 refrigerant systems

including the 580FPV300275AB

Key Benefits Direct OEM Compatibility: Guaranteed fit for Lochinvar and A

The V-3000-1 operates with a maximum 30 PSI control pressure and utilizes a high-quality synthetic rubber diaphragm housed in a die-cast aluminum casing to maintain a constant effective area throughout the stroke

Reznor 205883 Vent Assembly 323055-751 The Lennox 13W51 thermostatic expansionThe Reznor 205883 Vent Assembly is a specialized horizontal vent kit designed explicitly for high efficiency power vented heaters. This OEM Reznor part is engineered to manage flue gas exhaustion through sidewall applications, ensuring the unit maintains proper static pressure and prevents backdrafting during the heating cycle. Constructed from heavy duty, corrosion resistant materials, the 205883 vent terminal provides the necessary durability to