Graco 234401 Desiccant Air Drying System

Compatible Machines & Air Systems

The Graco 234401 Desiccant Air Drying System is designed to work inline with compressed air supplies. It does not bolt onto a single machine but supports a wide range of air-powered equipment that requires clean, dry air.

• • Airless paint sprayers using compressed air supply
• • Pneumatic spray guns and finishing systems
• • Industrial air tools (grinders, sanders, nailers)
• • Automotive and body shop air systems
• • General-purpose air compressor lines (½" NPT)
• • Pneumatic control and actuator systems

Graco 234401 Desiccant Air Drying System Overview

The Graco 234401 Desiccant Air Drying System is a professional 3-stage compressed air dryer engineered to remove moisture, oil, and fine contaminants from compressed air. It helps protect air-powered equipment while ensuring consistent performance and improved finish quality.

This system is ideal for applications where moisture in compressed air can cause corrosion, tool damage, or surface defects during spraying and finishing operations.

How the System Works

• • Stage 1 air filter removes bulk water and debris
• • Stage 2 coalescing filter captures oil aerosols and fine particles
• • Stage 3 desiccant dryer absorbs remaining moisture
• • Colour-changing desiccant indicates replacement time
• • Integrated shut-off valve and pressure regulation

Key Specifications

Why Use a Desiccant Air Drying System

Moisture in compressed air can lead to poor spray finishes, internal corrosion, and premature equipment failure. The Graco 234401 Desiccant Air Drying System ensures a reliable supply of dry air, helping extend tool life and maintain consistent operating results.

• • Improves spray quality and surface finish
• • Prevents rust and corrosion in air lines
• • Protects sensitive pneumatic components
• • Reduces maintenance and downtime

Frequently Asked Questions