Armstrong 110116MF-306 Armstrong S-55 LV Pump Less Volute
110116MF-306 Armstrong S-55 LV Pump Less Volute with 1/2 hp single phase motor and 5-1/4″ Impeller. Armstrong Series S&H pumps are in-line circulators that are suitable for applications such as hydronics heating and cooling, domestic water systems, multi-stage zoning and general industrial service. Both bronze fitted and all bronze models are available in a wide range of sizes to match the performance requirements of any of these applications. Armstrong Series S & H circulators are durable and trusted products that have been used by HVAC professionals for decades.