the thermostat or wall controller must be purchased separately

17 Cv control valve features a unique convertible design

restoring factory-spec cooling efficiency and heat transfer rates

While designed as a genuine Trane component for specific furnace and boiler models

Armstrong Fluid Technology 182202-657 Pump 326010-701 the thermostat or wall controllerThe Armstrong Fluid Technology 182202 657 is a high performance Cast Iron Maintenance Free High Efficiency Circulator Pump engineered for precision in residential and light commercial hydronic heating systems. As the direct replacement for 180200 657, this Model E8. 2 unit features a robust 1 6HP motor operating at 120Vac, single phase, delivering a consistent 3250 RPM. Designed for versatility, it integrates seamlessly with 3 4", 1", 1 1 4", or 1 1