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AC-22 Air Cleaner

Key Specifications
  • Manufacturer: GeneralAire
  • Model Name: AC22
  • Warranty (Years): 10 years
  • CFM: 2000
  • Filter MERV Rating: 11
  • Filter Size: 27.25x6.25
  • Typical Installation: Forced Air - Ventilation

Maintenance

Annual Filter Replacement

Features

  • Strong expandable media
    • No-tear design
  • Traps 65% particle sizes 1.0 to 3.0 microns

Other Information

  • MERV 11 micro fiber replacement media: 12758 (GFI #4001)
    • Change once per year
  • Type:  pleated
  • Rated air flow (CFM):  up to 2000
  • Dimensions (inches):  22 1/8 H x 10 W x 25 9/16 D
  • Weight (pounds):  32
  • Inlet duct opening (inches):  19 13/16 x 21 3/16
  • Outlet duct opening (inches):  19 13/16 x 22
  • Filter area (square feet):  77.1
  • Operation:  air flow from furnace through air cleaner
  • Application:  inline
  • Installation:  return air duct
  • Pallet quantity (units):  10
  • Warranty (years):  10

Video Support

    1. Changing your filter
    2. Why install a quality air cleaner?
*To purchase this unit, contact your local authorized GeneralAire® wholesaler or contractor.  Looking for replacement filters or parts? Click on “Shop” and purchase them online, or from one of our authorized GeneralAire® wholesalers and contractors throughout the USA.
Manufacturer
GeneralAire
Model Name
AC22
Packaging
16/Pallet
Warranty (Years)
10 years
Warranty Reg
1
CFM
2000
Filter
Yes
Filter MERV Rating
11
Filter Size
27.25x6.25
Maintenance
Annual Filter replacement
Part Number
4424
Type
Media Air Cleaner
Size
17.75x10x28
Style
Inline
Typical Installation
Forced Air - Ventilation

PARTS

Image Part Name Ref # GFI # Qty Req'd Price
G99 Air Filter Gage G99 Air Filter Gage 4002 4002 9980 $48.49
12758 MERV 11 Expandable Filter 12758 MERV 11 Expandable Filter 4001 4001 8870 $90.73
22-18 Seal - Cover 22-18 Seal - Cover 4418 4418 10000 $32.79
22-13 Pleat Spacer 22-13 Pleat Spacer 4410 4410 9957 $21.84
22-19 Nameplate AC22 22-19 Nameplate AC22 4411 4411 9996 $21.84
22-06 Door 22-06 Door 4413 4413 9983 $64.08
22-22 Filter Paper End Seal Kit 22-22 Filter Paper End Seal Kit 4414 4414 9998 $54.69
22-01 Air Cleaner Cabinet 22-01 Air Cleaner Cabinet 4415 22-01 9999 $387.91
22-7 Media Frame Assembly 22-7 Media Frame Assembly 4416 4416 1 $109.45
G99 Air Filter Gage
G99 Air Filter Gage
GFI# 4002 Ref # 4002
$48.49 Qty Req'd: 9980
12758 MERV 11 Expandable Filter
$90.73 Qty Req'd: 8870
22-18 Seal - Cover
22-18 Seal - Cover
GFI# 4418 Ref # 4418
$32.79 Qty Req'd: 10000
22-13 Pleat Spacer
22-13 Pleat Spacer
GFI# 4410 Ref # 4410
$21.84 Qty Req'd: 9957
22-19 Nameplate AC22
22-19 Nameplate AC22
GFI# 4411 Ref # 4411
$21.84 Qty Req'd: 9996
22-06 Door
22-06 Door
GFI# 4413 Ref # 4413
$64.08 Qty Req'd: 9983
22-22 Filter Paper End Seal Kit
$54.69 Qty Req'd: 9998
22-01 Air Cleaner Cabinet
22-01 Air Cleaner Cabinet
GFI# 22-01 Ref # 4415
$387.91 Qty Req'd: 9999
22-7 Media Frame Assembly
22-7 Media Frame Assembly
GFI# 4416 Ref # 4416
$109.45 Qty Req'd: 1

Trust a Pro for Healthy Home Solutions

Whole-home installs and servicing should be handled by a certified contractor. Connect with a trusted professional near you to ensure long-lasting comfort, protection, and performance.

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Full History

1937
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Founded in Detroit

General is founded by Art and Grace Redner in Detroit, Michigan, marking the beginning of a family legacy.
1939
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Supporting the War Effort

General begins manufacturing filters for bomber ground support equipment during World War II.
1943

Expanding Operations

General moves to a new Detroit location at Schoolcraft and Grand River.
1946
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New Detroit Home

General relocates to 12890 Westwood Avenue in Detroit, strengthening operations in Michigan.
1948

Growth into Canada

Canadian General Filters Ltd. is founded, extending reach to North America.
1953

Relocation to Novi, Michigan

General Filters moved to its current location in Novi, Michigan, marking a major milestone in its evolution as a manufacturing company.
1958
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Model 250 Humidifier Introduced

The Model 250 set a new standard for whole-home comfort, helping families maintain healthy humidity and improve indoor air quality.
1962
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New Oil Filters Introduced

1969
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Model 1040 Humidifier Debuts

General Filters introduced the Model 1040 humidifier, a breakthrough product that helped define whole-house humidification.
1983
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AC 1 Air Cleaner Introduced

General Filters introduced the Model 1040 humidifier, a breakthrough product that helped define whole-house humidification.
1997
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Steam Humidifiers Introduced

The GeneralAire Model 5500 provides clean, sterile moisture with a furnace-independent design, disposable cylinder, digital diagnostics, and included humidistat.
2006
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Gar-Ber® Acquisition

Gar-Ber Spin-On residential fuel oil filters were acquired by General Filters and continue to be manufactured to the same trusted specifications.
2006
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Elite Humidifiers Introduced

2009
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Advanced TERSus Technology Introduced

2014
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Dehumidification Expansion

The acquisition of Air & Energy Products expanded the company’s whole-house dehumidifier offerings.
2018
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Advanced Air Solutions

Wi-Fi-enabled dehumidifiers were introduced under the GeneralAire® brand, and Second Wind™ Air Purifiers were acquired to expand UV air purification solutions.
2018
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Touch Screen & Wi-Fi Control

GeneralAire DH75 and DH100 whole-house dehumidifiers (75-100 pints/day) feature LCD touch screens and Wi-Fi capability via the GeneralAire App for remote monitoring.
2019
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Touch Screen & Wi-Fi Control

GeneralAire DH75 and DH100 whole-house dehumidifiers (75-100 pints/day) feature LCD touch screens and Wi-Fi capability via the GeneralAire App for remote monitoring.
2020
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Model 5500 Steam Humidifier Introduced

2020
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Brand Logo Refresh

New GeneralAire®, General Filters, and Canadian General Filters Brand Logos Introduced
2020
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Model 3200 Evaporative Humidifier Introduced

2020
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Model 4200 Evaporative Humidifier Introduced

2020
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Industry Standard Vapor Pad Lineup Introduced

2021
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BioGaskets Included in All Gar-Ber Oil Products

2021
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Introduced MERV 13 Filters

2023
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Model 4400A Fan-Assist Evaporative Humidifier Introduced