Phoenix, Pleated Pre Filter, For Phoenix Guardian R, 18" x 18" x 1"

The Phoenix pleated air filter is the 1st stage of filtration for the Guardian R Pro 500 CFM HEPA Air Scrubber System.

Compatible with the Phoenix Guardian R Air Filtration Device.

Specs

• Dimensions:  18" x 18" x 1"
• Phoenix Part #: 4031877
• For use with the Phoenix Guardian R Air Filtration Device
• Media Material: Pleated
• MERV: 8.0
• Weight: 0.35 Pounds