Enhanced Airflow Performance: The 12x12 CW wheel design maximizes volumetric flow rates

High Pressure Capability: ANSI Class 250 rating supports challenging commercial environments with high static pressure requirements

Always verify your specific serial number for the correct revision

it is rated for use in systems ranging from 3/4" to 1" (20mm to 25mm) water supply lines

an Over Pressure Protection Device (OPD) model would be required to meet code and ensure system safety

Lau 60331504 Bushing 322838-753 Enhanced Airflow Performance: The 12x12The Lau 60331504 is a professional grade H Series Split Taper Bushing designed for high torque power transmission in commercial HVACR systems. Engineering accurate shaft to hub concentricity, this split taper bushing features a precision machined 1 2 inch bore and a standard 1 8" x 1 16" keyseat to prevent mechanical slippage under heavy loads. Built for durability in demanding air handling environments, the Lau 60331504 allows for easy mounting and