HEPA, ULPA, and Carbon Filters

Keep your Terra Universal fan filter units (FFUs) performing at peak efficiency with high-quality replacement filters designed for critical cleanroom and contamination-sensitive environments. Our full range of replacement filters ensures reliable air purity and compliance with industry requirements. Whether you’re maintaining a pharmaceutical lab, semiconductor facility, or controlled production area, find the right filter solution to protect your processes and maximize FFU performance.

HEPA and ULPA filters deliver superior particle removal and meet strict UL 900 fire safety standards
Molecular air filters with activated carbon media option available for odor and gas control
MERV pre-filters extend the life of your primary filter media

Not sure what you need? Contact us via phone, web chat, or email for help finding the right replacement filters.

Replacement Filters 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.

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

Fan Filter Units With HEPA & ULPA Filters

HEPA Filters Prevent Infections
Watch Terra's Portable HEPA Filtration System Video
Protect Against Contaminants and Pathogens

HEPA filters capture and mitigate airborne particles that can cause infections. HEPA Filters Prevent Infections HEPA and ULPA filters capture and mitigate airborne particles, as well as pathogens including Rhinoviruses, Influenza, SARS-CoV-2, and RSV. Filters also combat aerosolized bacteria like C. Difficile, a prevalent cause of hospital-acquired infections.

Terra's in stock portable HEPA filtration systems provide high quality and medical grade air filtration for your ambient environment. Watch Terra's Portable HEPA Filtration System Video The mobile/ self contained filtration system converts to any room to a negative pressure isolation room which then makes it well suited for medical clinics, schools, waiting rooms and other confined areas.

6601-PP-64

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

HEPA/ULPA filtration diagram with examples of filtered contaminants (dust, bacteria, mold spores, viruses) | 6601-25 displayed 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

Technical Resources

UL Listed Cleanroom Control Systems

Learn more about Terra's UL-listed, easily-installed, cleanroom control system

submittal [pdf]

Submittals and Product Data - WhisperFlow Fan Filter Units

Technical data submittals for Terra Universal fan filter units.