Black Friday 2026
starts early!

For a limited time, we're offering 10% OFF select Design-Aire Fan Filter Units.

Black Friday Sale: 10% off select Design-Aire Fan Filter Units. Offer valid until November 27th, 2026.

Eligible models

A DFMZ Design-Aire Slim-Line fan filter unit with a metal housing and two pleated filters on top.10%
OFF

Slim-Line

  • DA2-1HSL2' x 2'
  • DA3-1HSL2' x 3'
  • DA4-1HSL2' x 4'
Claim Discount →
A small DFMZ Design-Aire DA-LP fan filter module.10%
OFF

DA-LP Series

  • Size1' x 1'
  • Size1' x 2'
Claim Discount →

Limited quantities in stock. When it's gone, it's gone! Offer valid until November 27th, 2026.
Have a facility upgrade or need replacement units before year-end? Lock in your order while inventory lasts.

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