FFU 99.99% 2x2 HEPA Replacement Filter | Midwest Grow Kits

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Bonsai FFU 99.99% HEPA Replacement Filter for 2'X2' Fan, Filter Unit

(1)
$19900
Taxes, discounts and shipping calculated at checkout.
Upgrade your airflow system with the Bonsai 2x2' FFU HEPA Replacement Filter, rated at 99.99% efficiency at 0.3 microns. With a lifespan of up to 3,000 hours and only 0.8 inches of resistance, this 24"x24" filter is built for long-lasting, clean performance and quick, easy replacement.


Description

Bonsai 2' × 2' H14 HEPA Replacement Filter

Restore your Bonsai FFU to peak cleanroom performance with a genuine H14 HEPA replacement filter.

Designed specifically for the Bonsai 2' × 2' Fan Filter Unit, this premium replacement HEPA filter delivers true ISO Class 5 / Class 100 clean-air performance for mycology labs, agar work, sterile transfers, tissue culture, and laboratory environments.

Unlike lower-grade replacement filters commonly found online, the Bonsai replacement filter uses true H14 HEPA filtration media capable of filtering 99.995% of particles at 0.3 microns, helping maintain proper laminar airflow and sterile working conditions.

Why Replace Your HEPA Filter?

  • Maintain proper laminar airflow performance
  • Ensure maximum sterile filtration efficiency
  • Reduce contamination risk during agar and inoculation work
  • Restore optimal airflow if your existing filter becomes restricted over time
  • Extend the lifespan and performance of your FFU system

Premium H14 Cleanroom Filtration

  • True H14 HEPA Filter
  • 99.995% efficiency at 0.3 microns
  • ISO Class 5 / Class 100 clean-air performance
  • Designed for laminar airflow applications
  • High-efficiency microfiber filter media
  • Durable aluminum frame construction

Designed Specifically for Bonsai FFUs

This replacement filter is engineered specifically for the Bonsai 2' × 2' Fan Filter Unit to ensure proper fitment, airflow balance, and cleanroom performance.

Using the correct HEPA filter is critical for maintaining proper airflow velocity and achieving true laminar flow conditions.

Compatible With

  • Bonsai 2' × 2' HEPA Fan Filter Units
  • Bonsai 2×2 Laminar Flow Systems
  • Custom clean-air workstation builds using Bonsai 2×2 FFUs

Recommended Maintenance

Filter lifespan varies depending on operating environment, pre-filter maintenance, humidity levels, and overall usage.

For maximum lifespan, regularly clean the included magnetic electrostatic pre-filter on your FFU to reduce dust loading on the HEPA filter.

Many users achieve several years of service life under normal laboratory and mycology use conditions.

Installation

  • Direct replacement for existing Bonsai 2×2 FFU HEPA filter
  • Simple installation process
  • No special tools required

Shipping & Protection

  • Carefully packaged to help prevent shipping damage
  • Ships protected in reinforced packaging materials
  • FREE Shipping within the continental USA

Important Note

This listing is for the replacement H14 HEPA filter only. Fan Filter Unit sold separately.