Assembly Diagram — Moen Faucet Aerator

This is the heart of the aerator. It is usually a circular piece of fine mesh screen or a plastic disc with tiny precision holes.

: Ensures a watertight fit between the aerator and the faucet body. Moen Faucet Aerator Assembly Diagram

Understanding the diagram allows you to diagnose specific problems without calling a plumber. This is the heart of the aerator

The final piece placed at the very top. This creates a watertight seal between the aerator assembly and the faucet spout. Types of Moen Aerators Understanding the diagram allows you to diagnose specific

Have a different Moen aerator style (like the “Microban” or “Laminar” flow)? The order stays the same, but the plastic inserts may look slightly different. When in doubt, draw your own diagram as you disassemble it.

These plastic parts have specific orientations. If you reassembled them upside down or 90 degrees off, water hits the solid plastic instead of the holes. Fix: Ensure the "this side up" text (if present) faces the flow of water (toward the faucet valve, not the sink). The spray plate’s angled vanes should point downward.