• (4) Replacement pre-filters for standard size Fan Filter Units

• Pre-filters are an essential feature, prolonging the life of the HEPA/ULPA filter

• Captures larger particles that would otherwise abuse and quickly wear out the HEPA/ULPA filter

• MERV 7 general purpose pleated air filters provide between 50% - 69% efficiency for filtering particles between 3 - 10 microns in size (such as mold spores and dust). Suitable for dusty, commercial and industrial workspaces.

• High strength frame constructed of virgin materials obtained in compliance with forest practices consistent with standards set forth by the Sustainable Forest Initiative (SFI).


Size: 19.5" x 19.5"

Filter Frame Material: Paper

Filter Type: MERV 7 Pre-Filter

Unit of Measure: BOX of 4 EA


Weight, Product: 11 lb

Dimensions, Product: 8" W x 16" D x 8" H

Weight, Shipping: 18 lb

Dimensions, Shipping: 11" W x 20" D x 11" H

Package Type: SmallPackage

Features and Benefits

Protect Against Contaminants and Pathogens

HEPA and ULPA filters help capture many bacteria, viruses (COVID-19), and mold spores that contribute to a host of infections for both humans and plant/animal tissue cultures

Long Running FFU Motors

Terra’s filter fan unit motors are rated for 5 years of continuous, 24/7 operation, if the HEPA filters are consistently replaced. To accurately monitor your HEPA filter’s saturation levels, purchase Terra’s audible and visual filter replacement alarm system.
Copyright 1999 - 2021 Terra Universal. Inc. All rights reserved.
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