Armstrong Fluid Technology 182202-651 Pump R-407A Adjustable Performance: Stroke length is

Adjustable Performance: Stroke length is versatile from 2" to 4" to match specific damper linkage requirements

manual shut-off refrigeration ball valve designed for professional isolation of suction

68-inch water column set point required for internal safety loops

The Johnson Controls T-4000-2138 is a professional-grade beige plastic thermostat cover designed specifically for T-4000 series pneumatic room thermostats

outlet pressure spring range

Armstrong Fluid Technology 182202-651 Pump R-407A Adjustable Performance: Stroke length isThe Armstrong Fluid Technology 182202 651 Pump is a high performance Cast Iron Circulator Pump designed for efficient fluid management in residential and light commercial hydronic systems. As the designated 180200 651 replacement, this Model E11. 2 unit features a powerful 3300 RPM 1 6HP motor operating on 120Vac single phase power. Engineered with a maintenance free dry motor design, it utilizes a bellows style mechanical seal and permanently