111192 DefendAir HEPA 500 primary HEPA filter, 8-pack

Dri-Eaz 111192/F321 is the eight-pack of primary HEPA filters for the discontinued DefendAir HEPA 500 114178/F284 air scrubber. The manufacturer states 99.97% efficiency against 0.3-micron particles and recommends replacing the primary filter when the filter-change light turns on. Replace it after mold, sewage, other microbial work, or exposure to toxic materials to help prevent cross-contamination. Wear appropriate protective equipment and follow local disposal requirements.

BUYING STATUSEXTERNAL SELLERBUY FROM LEGEND BRANDS

Part numberConfirmed

FitsDefendAir HEPA 500 air scrubber (114178 / F284)

PurchaseBuy from Legend Brands

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CHECK BEFORE ORDERING

Confirm the exact equipment version

The HEPA 500 equipment is discontinued, but Legend Brands states that filter 111192/F321 remains available for ongoing use.
Confirm 114178/F284 equipment identity, primary-filter position, eight-filter package quantity, filter-change indicator, contamination conditions, and current service instructions before ordering or replacement.
Wear appropriate protective equipment when handling contaminated filters and dispose of them according to applicable local requirements.

Part numbers

2 numbers

Current MPN111192

Other numbers111192F321

Prior numbersNone listed

Equipment fit

1 model

Fits this model

Dri-Eaz DefendAir HEPA 500 air scrubber (114178 / F284)

Revision not recorded

Check this model →

The HEPA 500 equipment is discontinued, but Legend Brands states that filter 111192/F321 remains available for ongoing use.
Confirm 114178/F284 equipment identity, primary-filter position, eight-filter package quantity, filter-change indicator, contamination conditions, and current service instructions before ordering or replacement.
Wear appropriate protective equipment when handling contaminated filters and dispose of them according to applicable local requirements.

Specifications

6 details

Component: Primary HEPA filter
Package quantity: 8
Manufacturer product code: F321
Published efficiency: 99.97% against 0.3-micron particles
Replacement indicator: Replace when the HEPA filter-change light turns on
Contamination guidance: Replace after mold, sewage, microbial, asbestos, or other toxic-material exposure

Documentation

3 references

Reference

Manufacturer documentation

Used to confirm the published part details.

Aug 17, 2026

Reference

Manufacturer documentation

Used to confirm the published part details.

Aug 17, 2026

Reference

Legend Brands DefendAir HEPA 500 owner manual 07-01489J

The manufacturer manual identifies the HEPA 500 as F284 and documents the primary-filter position, filter-change indicator, disposable service, and cross-contamination precautions.

Aug 17, 2026

Price and availability

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Available from Legend Brands

Price and stock were checked at Oct 1, 2026, 8:17 PM. Check shipping, delivery, returns, and warranty on the seller’s site.

Item: Exact 111192
Availability: in stock
Seller: Legend Brands
Support: Legend Brands handles the order

EXTERNAL SELLERLegend Brands

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