Installers can count on the exact fit and finish expected from the Johnson Controls T-4000 series

to ensure precise burner and boiler control

and exhaust ventilation units

Stainless Steel Power Element: Protects against atmospheric corrosion and fatigue

Wide Pressure Range: Capable of handling 0 to 150 PSI

Armstrong Fluid Technology 816009-211 Flange Kit 320735-701 Installers can count on theThe Armstrong Fluid Technology 816009 211 Flange Kit is a precision engineered 1 1 2" Cast Iron Flange Kit designed for seamless integration with Armstrong circulator pumps. Specifically engineered to facilitate secure HVAC pump flange replacement, this kit ensures a leak proof connection in hydronic heating and cooling systems. Constructed from high grade cast iron, the 816009 211 offers exceptional durability and resistance to thermal stress, making