Reduced Pressure Valve Assembly – LF909 Series

This Revit family provides a high-fidelity representation of the LF909 series reduced pressure zone assembly for water systems. The LF909 series assembly is a heavy-duty mechanical valve unit designed for backflow prevention in commercial and industrial water distribution networks. It features a robust, double-check valve configuration with dual gate valves at either end, connected by a central flanged pipe section. The body is finished in a distinct industrial blue coating, indicating its standard utility-grade construction. The model includes precise geometric details of the bolted flange connections, test cocks, and handwheel actuators, ensuring it is suitable for accurate coordination in mechanical, electrical, and plumbing (MEP) models where spatial clearance is critical.

The download is a 461 KB file containing a Revit family (.rfa). Load it into a project from the Insert tab with Load Family, then place it like any other component of its category; it schedules and tags with the rest of your model.

Engineers can insert this component directly into Revit piping systems using standard family loading procedures. It is designed to be hosted within pipe runs, allowing for quick integration into complex mechanical layouts. Users should ensure the connection points align with the project's pipe sizing and standard mechanical specifications. The geometry is clean, allowing for efficient rendering in coordination views without compromising system performance. It functions as a technical asset for clash detection and precise pipe routing in large-scale building services projects.