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Summary

  • Available Certified ISO Grade Designs: ISO 5, ISO 6, ISO 7, ISO 8
  • Filter Type: HEPA, for Roomside Replaceable FFU with Challenge Port
  • Dimensions: 20-1/2" x 44-1/2" (520.7mm x 1130.3mm) , 99.99%
  • Rated 99.99% efficient @ 0.3µ particles
  • Replacement filter for Terra-manufactured 2' x 4' (610 mm x 1219 mm) FFU
  • Two holes located in the middle of the filter enable aerosol injection and measuring aerosol concentration. If used on FFUs with built-in adjustable dampers, the center hole provides access to adjust the damper.
  • NOTE:
  • Customer must determine if filter leak testing is required for their application. This unit is not leak rated. If a leak test is required, units leak-tested to meet ISO 14644-3 are optionally available.
  • All filter sales are final; returns cannot be accepted due to the sensitive nature of HEPA filters. Leak tested filters may qualify for limited replacement if a defect is identified upon delivery.

Specifications

Size: 2'x4'

Filter Frame Material: Aluminum

Filter Type: HEPA, RSR

Unit of Measure: EA

Marks & Listings: UL

Weight, Product: 22 lb

Dimensions, Product: 23.625" W x 47.625" D x 5" H

Weight, Shipping: 31 lb

Dimensions, Shipping: 26" W x 50" D x 6" H

Package Type: Palletized

Features and Benefits

UL 900 Certified for Fire Safety

HEPA and ULPA filters are UL certified for UL 900 to meet local and state fire safety requirements for most applications. The standard covers requirements and tests for allowable combustibility and amount of smoke generated.

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.

Challenge Port for Fan Filter Unit

Terra made room-side-replaceable filters include an Integrated challenge port for optimal convenience. Challenge report facilities filter leak testing and connection of filter back pressure alarm.

Continuous Product Improvement

At Terra, we strive to develop and produce the highest quality products for our customers to improve health, safety, performance, and yields. Our product quality is enabled by high-grade manufacturing equipment and processes, 50 years of engineering and application expertise, and our commitment to continuously improve.

Comprehensive Product Portfolio

Terra’s comprehensive product portfolio includes solutions for every application and budget. Our technical sales staff will guide you toward the product most suitable for your requirements.

Long-Term Customers

Terra is committed to building long-term relationships with satisfied clients; 94% of orders each year come from repeat customers

Complete Project Transparency

Terra is dedicated to complete transparency on project status, shipment tracking, and installation scheduling
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