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  • No minimums, no surprises — we ship every order for free! We’ll get your filters out the door fast so you can enjoy clean air and water without paying extra.

  • Shop with confidence! If you're not completely satisfied with your purchase, you have up to one year to return it for a refund or exchange. We stand behind every filter we sell.

    Learn More

  • Every order is carefully packed and shipped by our team in Indiana. Your purchase helps support American jobs and hardworking families right here in the Midwest. Our AIRx Furnace / AC Filters and ClearChoice Fridge Filters are made in the USA.

Cart 0

We don't know what's in your water,
but we know there's nothing in your cart.

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  • Aprilaire Tune-Up Kit for Model 112 Humidifier

Aprilaire AP112Maintkit | Our#: 172652

Aprilaire Tune-Up Kit for Model 112 Humidifier

Aprilaire AP112Maintkit | Our#: 172652

  •  Free Shipping & Free Returns
  •  100% Compatibility Guarantee
Kit contains everything you need to maintain your Aprilaire model 112 whole house humidifier.
Aprilaire Tune-Up Kit for Model 112 Humidifier
Aprilaire Tune-Up Kit for Model 112 Humidifier
Aprilaire Tune-Up Kit for Model 112 Humidifier

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  •  Free Shipping & Free Returns
  •  100% Compatibility Guarantee
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Aprilaire Maintenance Kit for Model 112 Humidifier

Kit contains everything you need to maintain your Aprilaire model 112 whole house humidifier:

  • 2-Pack - #12 water panels
  • 4004 Inline Strainer