The heavy-duty steel construction and precision-machined components minimize mechanical backlash

preventing short-cycling of makeup pumps

the valve should be mounted vertically with the bellows facing downward and the spring housing at the top

Toolless Assembly: Snap-on actuator interface allows for rapid installation and commissioning without additional linkages

Lau 00851912 Blower Wheel 340155-7024 The heavy-duty steel construction andThe Lau 00851912 Blower Wheel, also identified as Model A9 9A, is a high performance replacement blower wheel engineered for demanding belt drive HVACR applications. This double inlet centrifugal fan features a 9. 5 inch diameter and 9. 5 inch width, providing the necessary static pressure for consistent airflow in commercial and residential air handling units. Constructed with galvanized steel and utilizing a Preslok wheel design, the blades are