Prevost ALTO Filter-Regulator
Price range: $69.05 through $295.69
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Description
Prevost ALTO Filter-Regulator (2-in-1 Unit)
Total Air Quality Control in a Compact, Modular Design
The Prevost ALTO Filter-Regulator is the heart of a high-performance air system. By combining two essential functions—particulate filtration and pressure regulation—into a single, streamlined housing, this unit saves space, reduces leak points, and ensures your air tools are protected from the two biggest killers of pneumatic equipment: contamination and over-pressurization.
Key Features
- Dual-Function Efficiency: This “piggyback” design captures water, oil, and dust particles in the filter bowl while simultaneously providing precise, stable air pressure via the integrated regulator.
- High-Efficiency Filtration: Equipped with a standard 25-micron filter element (with optional finer grades available), it traps debris and moisture droplets before they can reach your expensive tools or finish work.
- Precision Pressure Management: The regulator features a “push-to-lock” adjustment knob, allowing you to set the exact PSI required for your application. It maintains a consistent output even during heavy tool usage or compressor cycling.
- Automatic or Manual Drain Options: Available with manual or automatic drains to easily evacuate collected moisture from the bowl, preventing water “carryover” into your air lines.
- Impact-Resistant Bowl with Guard: The transparent bowl allows for instant visual inspection of moisture levels, while the integrated protective guard ensures durability in rugged shop environments.
- Modular Versatility: As part of the ALTO family, this unit can be easily connected to an ALTO Lubricator or a 3-way shut-off valve using Prevost’s rapid assembly kits.
Technical Specifications
| Feature | Specification |
| Filtration Rating | 25 Micron (Standard) |
| Max Inlet Pressure | 174 PSI (12 bar) |
| Adjustment Range | 7 to 145 PSI (0.5 to 10 bar) |
| Port Sizes | 1/8″, 1/4″, 3/8″, 1/2″, 3/4″, 1″ (NPT/G) |
| Body Material | High-Grade Metallic Construction |
| Bowl Material | Polycarbonate with Metallic Guard |
The “Clean Air” Advantage
Compressed air is naturally dirty and wet. Without an ALTO Filter-Regulator, water and pipe scale can cause internal corrosion in your tools, leading to sluggish performance and eventual failure. This unit acts as a 24/7 security guard for your workshop, stripping away harmful contaminants and ensuring that your sanders, spray guns, and impact wrenches operate at peak efficiency.
Ideal Applications
- Automotive Refinishing: Critical for removing moisture and debris that cause defects in paint and clear coats.
- Industrial Workstations: Protects pneumatic cylinders, valves, and assembly tools from premature wear.
- Construction & Woodworking: Keeps air lines clear of fine sawdust and condensation in varying temperatures.
- CNC & Automation: Provides the clean, stable air required for sensitive pneumatic control systems.





























