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Multi-Refrigerant Compatibility: Rated for use with A1 and A2L refrigerants
Using it on lower BTU models will result in over-firing and potential manifold failure
reducing installation time for HVAC technicians
By keeping the crankcase temperature above the system's dew point
significantly reducing the risk of mineral buildup or mechanical failure
Armstrong Fluid Technology 816303-317K Impeller Kit 318973-401 Multi-Refrigerant Compatibility: Rated for useThe Armstrong Fluid Technology 816303 317K Impeller Kit is a precision engineered OEM replacement part designed to restore the hydraulic efficiency of high performance circulator pumps. This comprehensive kit features a 5. 25 inch Noryl impeller, a high strength thermoplastic known for its exceptional dimensional stability and resistance to corrosion and scaling in demanding HVACR systems. By utilizing an injection molded replacement impeller kit,
