Guardian Series

The Guardian Series of filter driers protects your system from debris, making sure you are working at your very best.

Engineering Excellence

Wilspec® is one of the world’s premier providers of protection devices for the HVAC industry.  Our filter driers are rigorously tested, and built in ISO certified facilities.

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  • ISO9001
  • UL Certified

Wilspec® Guardian Series Filter Driers are designed to remove moisture and contaminants from refrigeration applications, single direction (A/C) and bi-flow (Heat Pump) applications. Hermetically constructed, the FD Series offer long-term performance in even the most demanding applications.

Metal chips, varnish and dirt can wreak havoc on the valves, compressors and small tubes critical to your system’s performance. Guardian Series Filter Driers are designed to remove moisture and contaminants from refrigerants to protect sensitive system parts. Available in a steel or copper design, with a loose molecular sieve, solid core, or activated alumina, our Guardian Series filter driers offer superior protection and excellent filtration, and ensure consistent performance over a wide range of refrigerants.. They are compatible with R22, R404A, R407C, and R410A refrigerants, and are rated for 1-50 tons.

Each Filter Drier is manufactured in an ISO 9001 certified facility to ensure the highest level of quality for the customer.

Features:

Low pressure drop with maximum filtration
Premium Filter Materials
Top-quality desiccant for excellent adsorption
Leak-Free welded Steel body construction
Durable copper solder tubes or flare fittings

Options:

Mono-Flow or Bi-Flow Direction
Solid Core or Loose Molecular Sieve
With or Without Activated Alumina
Sweat or Threaded Connections

Technical Specifications:

Capacity: 1 to 50 tons (93.5 kw to 176 kw)
Operating Pressure: 0 to 680 psig
Temperature Range: -40 C to 70 C
Fluids: R22, R134A, R404A, R407C, R410A

Designed & Built

From design to delivery, our Engineering, Production and Logistics teams take great pride in delivering the very best in system protection.

Wilspec® combines a comprehensive, full-service standard product line with the flexibility required to produce highly-customized solutions for customers with more complex needs. Our wholly-owned production facilities enable us to provide cost-effective, valuable products which meet rigorous safety and reliability standards.

Because we have a  global sales and support staff, we can serve our customers anywhere in the world, and at any time. From our headquarters in the United States to our offices in Europe and our sales and production facilities in Asia, our presence in every corner of the world means you are never far from a knowledgeable, accessible expert who can help find the controls your systems need.

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