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Aprilaire Humidifier Air Filters

Best selling

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  • Aprilaire 10 Water Panel Evaporator

    Aprilaire 10 Water Panel Evaporator

    (23)
    $23.66 New
    $12.50 Used
  • Aprilaire 4793 Maintenance Kit

    Aprilaire 4793 Maintenance Kit

    (33)
    $84.99 New
  • Aprilaire #10 Water Panels (2 Pack)

    Aprilaire #10 Water Panels (2 Pack)

    $23.75 New
  • Aprilaire - 35 A2 35 Replacement Water Panel for Whole House Humidifier Models 3

    Aprilaire - 35 A2 35 Replacement Water Panel for Whole House Humidifier Models 3

    (1)
    $24.95 New

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    • Indoor Air Quality & Fans
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  • Aprilaire Humidifier Air Filters

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  • Aprilaire Humidifier Filter
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  • Aprilaire 35 Water Panel Humidifier Filter
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  • Air Care Humidifier Filter

Review highlights

Recommended by our customers

  • Best price and highest quality.

    By uoworld

    Genuine Aprilaire parts, well packed. Many of the Imitation filters are much thinner, leak and disperse water unevenly ... see all reviews

    Verified Purchase

    Aprilaire 4793 Maintenance Kit for #550

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74 results

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    • Brand: Aprilaire- Selected
    • Application: Humidifier- Selected
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  • AprilAire 35 Water Panel Humidifier Filter Replacement Kit for 350, 360, 560, et - Image 1 of 1

    AprilAire 35 Water Panel Humidifier Filter Replacement Kit for 350, 360, 560, et

    Open Box · Aprilaire
    $39.99
    or Best Offer
    Free shipping
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    • April Aire Water Panel Humidifier Filter Replacement For 600,600A,600m - Image 1 of 3
    • April Aire Water Panel Humidifier Filter Replacement For 600,600A,600m - Image 2 of 3
    • April Aire Water Panel Humidifier Filter Replacement For 600,600A,600m - Image 3 of 3

    April Aire Water Panel Humidifier Filter Replacement For 600,600A,600m

    Open Box · Aprilaire
    $18.29
    or Best Offer
    $10.00 shipping
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    • AprilAire 10 Humidifier Filter Water Panel Replacement (10-Pack) - Image 1 of 2
    • AprilAire 10 Humidifier Filter Water Panel Replacement (10-Pack) - Image 2 of 2

    AprilAire 10 Humidifier Filter Water Panel Replacement (10-Pack)

    Brand New · Aprilaire
    $89.99
    $23.85 shipping
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    • AprilAire H735EZ1A 35 Series Whole-House Frame 700 Water Panel Filter (Open Box) - Image 1 of 4
    • AprilAire H735EZ1A 35 Series Whole-House Frame 700 Water Panel Filter (Open Box) - Image 2 of 4
    • AprilAire H735EZ1A 35 Series Whole-House Frame 700 Water Panel Filter (Open Box) - Image 3 of 4
    • AprilAire H735EZ1A 35 Series Whole-House Frame 700 Water Panel Filter (Open Box) - Image 4 of 4

    AprilAire H735EZ1A 35 Series Whole-House Frame 700 Water Panel Filter (Open Box)

    Open Box · Aprilaire
    $19.99
    or Best Offer
    $10.00 shipping
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  • 2 Genuine Aprilaire Evaporate Humidifier Filter OEM Replacement #35 - Image 1 of 2

    2 Genuine Aprilaire Evaporate Humidifier Filter OEM Replacement #35

    Open Box · Aprilaire
    $29.87
    or Best Offer
    $10.68 shipping
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  • AprilAire H635EZ1A 35 Series Whole-House Frame+ Water Panel Filter Open Box - Image 1 of 4

    AprilAire H635EZ1A 35 Series Whole-House Frame+ Water Panel Filter Open Box

    Open Box · Aprilaire
    $19.99
    Free shipping
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  • Aprilaire 35 (2-Pack) - Replacement Water Panel Humidifier Filter - Image 1 of 4

    Aprilaire 35 (2-Pack) - Replacement Water Panel Humidifier Filter

    Fast, Free Shipping and Hassle Free Returns!
    Brand New · Aprilaire
    $42.45
    Free shipping
    72 sold
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  • Aprilaire H635EZ1A EZKit Humidifier Filter/Water Panel Assembly Replacement Kit - Image 1 of 4

    Aprilaire H635EZ1A EZKit Humidifier Filter/Water Panel Assembly Replacement Kit

    Open Box · Aprilaire
    $10.00
    or Best Offer
    $11.71 shipping
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  • Aprilaire Humidifier Water Panel Evaporator #10 110 220 500 500A 500M 550 558A - Image 1 of 4

    Aprilaire Humidifier Water Panel Evaporator #10 110 220 500 500A 500M 550 558A

    Brand New · Aprilaire
    (23)
    $36.00
    or Best Offer
    $10.00 shipping
    0 bids
    3d 16h
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  • Genuine AprilAire 35 Water Panel Humidifier Filter Pad For 300,500, 600, 700 - Image 1 of 4

    Genuine AprilAire 35 Water Panel Humidifier Filter Pad For 300,500, 600, 700

    Brand New · Aprilaire
    (1)
    $21.95
    or Best Offer
    Free shipping
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  • Aprilaire 10 Water Panel Pad Humidifier Filter model 110 220 500 500A 500M 550 - Image 1 of 2

    Aprilaire 10 Water Panel Pad Humidifier Filter model 110 220 500 500A 500M 550

    Open Box · Aprilaire
    $6.00
    $5.00 shipping
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  • Aprilaire 35 - Replacement Water Panel Humidifier Filter - Image 1 of 4

    Aprilaire 35 - Replacement Water Panel Humidifier Filter

    Fast, Free Shipping and Hassle Free Returns!
    Brand New · Aprilaire
    (17)
    $27.12
    Free shipping
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  • AprilAire 35 Water Panel Humidifier Filter Replacement Kit for 700 700A 700M - Image 1 of 3

    AprilAire 35 Water Panel Humidifier Filter Replacement Kit for 700 700A 700M

    Open Box · Aprilaire
    $19.99
    Free shipping
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  • AprilAire 4793 Humidifier Maintenance Kit with Water Panel Model No. 10 Humidifi - Image 1 of 4

    AprilAire 4793 Humidifier Maintenance Kit with Water Panel Model No. 10 Humidifi

    Open Box · Aprilaire
    (33)
    $29.90
    $8.98 shipping
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  • H5104E3L9ZZ APRIL AIRE X004E3L9ZZ B0067 Filter - Image 1 of 4

    H5104E3L9ZZ APRIL AIRE X004E3L9ZZ B0067 Filter

    Open Box · Aprilaire
    $12.99
    $16.58 shipping
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  • 10 Replacement Water Panel Filter,Aprilaire Whole House Humidifier - 4 PACK - Image 1 of 4

    10 Replacement Water Panel Filter,Aprilaire Whole House Humidifier - 4 PACK

    Brand New · Aprilaire
    $27.99
    Free shipping
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  • AprilAire 10 Series 10.7 in. Whole-House Water Panel Replacement For Humidifier - Image 1 of 4

    AprilAire 10 Series 10.7 in. Whole-House Water Panel Replacement For Humidifier

    Open Box · Aprilaire
    $11.59
    or Best Offer
    $16.65 shipping
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  • AprilAire 35 Water Panel Humidifier Filter Replacement Kit for 700 700A 700M - Image 1 of 3

    AprilAire 35 Water Panel Humidifier Filter Replacement Kit for 700 700A 700M

    Open Box · Aprilaire
    $14.99
    $5.00 shipping
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  • Aprilaire H735EZ1 Humidifier Filter Water Panel Replacement Kit 700, 700A ,700M - Image 1 of 4

    Aprilaire H735EZ1 Humidifier Filter Water Panel Replacement Kit 700, 700A ,700M

    Open Box · Aprilaire
    $19.88
    $15.82 shipping
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  • Aprilaire 35 Water Panel for Whole House Humidifier Models 350, 360, 560, 560A - Image 1 of 1

    Aprilaire 35 Water Panel for Whole House Humidifier Models 350, 360, 560, 560A

    Brand New · Aprilaire
    (1)
    $24.95
    Free shipping
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  • NEW NOS Aprilaire 4089 Pump Assembly For A 445 Humidifier Free Ship - Image 1 of 4

    NEW NOS Aprilaire 4089 Pump Assembly For A 445 Humidifier Free Ship

    Brand New · Aprilaire
    $220.00
    or Best Offer
    Free shipping
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  • OEM AprilAire H445EZ1A Humidifier Filter/Water Panel Assembly Replacement Kit - Image 1 of 4

    OEM AprilAire H445EZ1A Humidifier Filter/Water Panel Assembly Replacement Kit

    Open Box · Aprilaire
    $9.99
    $8.71 shipping
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  • Aprilaire 35 Water Panel for Whole House Humidifier Models 350, 360, 560, 560A - Image 1 of 4

    Aprilaire 35 Water Panel for Whole House Humidifier Models 350, 360, 560, 560A

    Brand New · Aprilaire
    (1)
    $24.99
    Free shipping
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  • AprilAire H635EZ1A Humidifier Filter/Water Panel Replacement For 700, 700A, 700M - Image 1 of 4

    AprilAire H635EZ1A Humidifier Filter/Water Panel Replacement For 700, 700A, 700M

    Open Box · Aprilaire
    $24.99
    or Best Offer
    Free shipping
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  • Aprilarie 10 (2-Pack) - Replacement Water Panel Humidifier Filter For Aprilaire - Image 1 of 1

    Aprilarie 10 (2-Pack) - Replacement Water Panel Humidifier Filter For Aprilaire

    Brand New · Aprilaire
    $35.36
    Free shipping
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  • AprilAire 10 Series 10.7 in. Whole-House Water Panel Replacement for Humidifier - Image 1 of 3

    AprilAire 10 Series 10.7 in. Whole-House Water Panel Replacement for Humidifier

    Open Box · Aprilaire
    $17.95
    $7.99 shipping
    ⁣E⁣⁣G⁣ ⁣6⁣5⁣ ⁣F⁣N⁣⁣⁣⁣⁣⁣ ⁣⁣4⁣⁣W⁣ ⁣G⁣⁣Z⁣ ⁣⁣M⁣⁣
  • AprilAire H635EZ1A 35 Series Whole-House Frame 600 Water Panel Filter (Open Box) - Image 1 of 4

    AprilAire H635EZ1A 35 Series Whole-House Frame 600 Water Panel Filter (Open Box)

    Open Box · Aprilaire
    $18.95
    or Best Offer
    $10.00 shipping
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  • Aprilaire 35 Water Panel Humidifier Filter Replacement for Aprilaire Whole Hous - Image 1 of 4

    Aprilaire 35 Water Panel Humidifier Filter Replacement for Aprilaire Whole Hous

    Brand New · Aprilaire
    $21.72
    Free shipping
    4⁣⁣⁣⁣⁣C⁣ ⁣⁣⁣X⁣⁣P⁣ ⁣⁣⁣R⁣⁣⁣⁣⁣O⁣⁣ ⁣X⁣⁣⁣⁣⁣
  • Aprilaire 35 02 Water Panel for Whole House Humidifier Models 350, 360 Pack 2 - Image 1 of 4

    Aprilaire 35 02 Water Panel for Whole House Humidifier Models 350, 360 Pack 2

    Brand New · Aprilaire
    $41.99
    Free shipping
    Only 3 left
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  • AprilAire H635EZ1A 35 Series Whole-House Frame 600 Water Panel Filter (Open Box) - Image 1 of 2

    AprilAire H635EZ1A 35 Series Whole-House Frame 600 Water Panel Filter (Open Box)

    Open Box · Aprilaire
    $19.99
    or Best Offer
    $9.31 shipping
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  • AprilAire 4793 Maintenance Kit With Water Panel 10 For Humidifier - Image 1 of 4

    AprilAire 4793 Maintenance Kit With Water Panel 10 For Humidifier

    Brand New · Aprilaire
    (33)
    $84.99
    Free shipping
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  • Aprilaire 35 Water Panel Humidifier Filter Replacement for Aprilaire Whole Hous - Image 1 of 4

    Aprilaire 35 Water Panel Humidifier Filter Replacement for Aprilaire Whole Hous

    Brand New · Aprilaire
    $37.79
    or Best Offer
    Free shipping
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  • Aprilaire 35 02 Water Panel for Whole House Humidifier Models 350, 360 Pack 2 - Image 1 of 2

    Aprilaire 35 02 Water Panel for Whole House Humidifier Models 350, 360 Pack 2

    Brand New · Aprilaire
    $40.99
    Free shipping
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  • Genuine Aprilaire 10 Water Panel Filter Two-Pack for Aprilaire 110, 220, 500, 50 - Image 1 of 1

    Genuine Aprilaire 10 Water Panel Filter Two-Pack for Aprilaire 110, 220, 500, 50

    Brand New · Aprilaire
    $19.99
    or Best Offer
    $27.79 shipping
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  • Aprilaire 35 Water Panel Humidifier Filter Replacement for Aprilaire Whole-House - Image 1 of 4

    Aprilaire 35 Water Panel Humidifier Filter Replacement for Aprilaire Whole-House

    Brand New · Aprilaire
    $25.99
    Free shipping
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  • Qty (4) Aprilaire 10 Replacement Water Panel Aprilaire Whole House Humidifier - Image 1 of 4

    Qty (4) Aprilaire 10 Replacement Water Panel Aprilaire Whole House Humidifier

    Open Box · Aprilaire
    (33)
    $50.00
    or Best Offer
    $26.87 shipping
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  • New Aprilaire Water Panel Humidifier Filter 35 Replacement Sealed In Box - Image 1 of 4

    New Aprilaire Water Panel Humidifier Filter 35 Replacement Sealed In Box

    Brand New · Aprilaire
    $22.49
    Was: $24.99was - US $24.99
    or Best Offer
    $18.10 shipping
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  • Aprilaire H635EZ1A EZKit Humidifier Filter/Water Panel Assembly Replacement Kit - Image 1 of 4

    Aprilaire H635EZ1A EZKit Humidifier Filter/Water Panel Assembly Replacement Kit

    Open Box · Aprilaire
    $22.50
    or Best Offer
    Free shipping
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  • 4793 Aprilaire Maintenance Kit 550/550A/558 OEM 4793 - Image 1 of 1

    4793 Aprilaire Maintenance Kit 550/550A/558 OEM 4793

    Brand New · Aprilaire
    (33)
    $86.95
    $9.96 shipping
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  • 2 Pack Aprilaire 35 02 Water Panel for Whole House Humidifier Models 350, 360 - Image 1 of 4

    2 Pack Aprilaire 35 02 Water Panel for Whole House Humidifier Models 350, 360

    Brand New · Aprilaire
    $44.99
    Free shipping
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  • Aprilaire 35 (1-Pack) - Replacement Water Panel Humidifier Filter - Image 1 of 2

    Aprilaire 35 (1-Pack) - Replacement Water Panel Humidifier Filter

    Brand New · Aprilaire
    $20.99
    Was: $29.99was - US $29.99
    Free shipping
    ⁣⁣K⁣⁣⁣⁣1⁣⁣ ⁣O⁣K⁣ ⁣7⁣P⁣⁣⁣ ⁣⁣⁣⁣⁣S⁣2⁣⁣⁣ ⁣Y⁣N⁣
  • APRILAIRE 401 MEDIA FILTER FOR AIR CLEANER MODEL 2400 ONE FILTER - Image 1 of 4

    APRILAIRE 401 MEDIA FILTER FOR AIR CLEANER MODEL 2400 ONE FILTER

    Open Box · Aprilaire
    (73)
    $29.99
    $18.40 shipping
    ⁣⁣V⁣L⁣⁣⁣⁣ ⁣⁣O⁣⁣⁣⁣⁣F⁣⁣ ⁣N⁣S⁣⁣ ⁣⁣M⁣Y⁣ ⁣⁣1⁣⁣
  • Aprilaire 10 Water Panel Humidifier Filter – Replacement (New) - Image 1 of 4

    Aprilaire 10 Water Panel Humidifier Filter – Replacement (New)

    Brand New · Aprilaire
    $23.75
    Was: $25.00was - US $25.00
    Free shipping
    ⁣J⁣M⁣ ⁣5⁣⁣⁣T⁣⁣⁣⁣ ⁣R⁣M⁣⁣⁣ ⁣Z⁣⁣⁣O⁣ ⁣⁣F⁣⁣⁣⁣9⁣
  • AprilAire H635EZ1A 35 Series Whole-House Water Panel Assembly Replacement Kit OB - Image 1 of 4

    AprilAire H635EZ1A 35 Series Whole-House Water Panel Assembly Replacement Kit OB

    Open Box · Aprilaire
    $34.99
    $6.53 shipping
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  • AprilAire 401 Media Filter MERV 10, 16 x 25 x 6 - Image 1 of 1

    AprilAire 401 Media Filter MERV 10, 16 x 25 x 6

    Brand New · Aprilaire
    (73)
    $57.16
    Free shipping
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  • AprilAire 35 Series Whole-House Water Panel Assembly Replacement Kit for 600 etc - Image 1 of 4

    AprilAire 35 Series Whole-House Water Panel Assembly Replacement Kit for 600 etc

    Open Box · Aprilaire
    $29.99
    or Best Offer
    $5.50 shipping
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  • Aprilaire H735EZ1 Humidifier Filter/Water Panel Replacement Kit 700, 700A ,700M. - Image 1 of 4

    Aprilaire H735EZ1 Humidifier Filter/Water Panel Replacement Kit 700, 700A ,700M.

    Open Box · Aprilaire
    $49.99
    Free shipping
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  • Aprilaire 10 Replacement Water Panel Aprilaire Whole House Humidifier Pack of 2 - Image 1 of 4

    Aprilaire 10 Replacement Water Panel Aprilaire Whole House Humidifier Pack of 2

    Brand New · Aprilaire
    (33)
    $45.14
    Free shipping
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  • Aprilaire Humidifier Water Panel Evaporator #10 Fits 110 220 500 500A 500M 550 - Image 1 of 4

    Aprilaire Humidifier Water Panel Evaporator #10 Fits 110 220 500 500A 500M 550

    Brand New · Aprilaire
    (23)
    $40.00
    Free shipping
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  • Aprilaire Humidifier Water Panel Evaporator #10 Fits 110 220 500 500A 500M 550 - Image 1 of 4

    Aprilaire Humidifier Water Panel Evaporator #10 Fits 110 220 500 500A 500M 550

    Brand New · Aprilaire
    (23)
    $19.98
    $8.64 shipping
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  • 35 Water Panel Humidifier Filter Replacement for Whole House - Image 1 of 4

    35 Water Panel Humidifier Filter Replacement for Whole House

    Brand New · Aprilaire
    $22.83
    Free shipping
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  • 4 Pack Aprilaire 401 A4 Replacement Air Filter MERV 10 16x25x6 - Image 1 of 4

    4 Pack Aprilaire 401 A4 Replacement Air Filter MERV 10 16x25x6

    Brand New · Aprilaire
    $140.00
    or Best Offer
    Free shipping
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  • AprilAire 35 Water Panel Humidifier Filter Replacement Kit for 700 700A 700M - Image 1 of 4

    AprilAire 35 Water Panel Humidifier Filter Replacement Kit for 700 700A 700M

    Open Box · Aprilaire
    $34.99
    Free shipping
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  • Aprilaire 35 (2-Pack) - Replacement Water Panel Humidifier Filter - Image 1 of 3

    Aprilaire 35 (2-Pack) - Replacement Water Panel Humidifier Filter

    Open Box · Aprilaire
    (17)
    $34.99
    or Best Offer
    Free shipping
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  • Aprilaire H735EZ1 Humidifier Filter/Water Panel Replacement Kit 700, 700A ,700M - Image 1 of 4

    Aprilaire H735EZ1 Humidifier Filter/Water Panel Replacement Kit 700, 700A ,700M

    Open Box · Aprilaire
    $27.45
    or Best Offer
    $13.28 shipping
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  • AprilAire 35 Water Panel Humidifier Filter Replacement for AprilAire Whole-Ho... - Image 1 of 4

    AprilAire 35 Water Panel Humidifier Filter Replacement for AprilAire Whole-Ho...

    Brand New · Aprilaire
    $71.00
    Free shipping
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  • 35 Water Panel Humidifier Filter Replacement for Whole-House Humidifier Models - Image 1 of 4

    35 Water Panel Humidifier Filter Replacement for Whole-House Humidifier Models

    Brand New · Aprilaire
    $30.18
    Free shipping
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  • 1 OEM #10 Aprilaire Humidifier Water Panel Evaporator 110-558 Filter Replacement - Image 1 of 3

    1 OEM #10 Aprilaire Humidifier Water Panel Evaporator 110-558 Filter Replacement

    Brand New · Aprilaire
    (23)
    $14.97
    $11.05 shipping
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  • AprilAire 4793 Humidifier Maintenance Kit with Water Panel Model No. 10 Humid... - Image 1 of 4

    AprilAire 4793 Humidifier Maintenance Kit with Water Panel Model No. 10 Humid...

    Brand New · Aprilaire
    (33)
    $104.86
    Free shipping
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  • AprilAire 4793 Humidifier Maintenance Kit with Water Panel Model No. 10 Humid... - Image 1 of 4

    AprilAire 4793 Humidifier Maintenance Kit with Water Panel Model No. 10 Humid...

    Brand New · Aprilaire
    (33)
    $105.77
    Free shipping
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