Breathe Better: Upgrade Your 401 MERV 10 to 413 MERV 13 - FREE Frame Included

Dear Customer,

Your current air filter subscription details are included below.

Subscription Title Pack-Size Quantity

Take advantage of this premium upgrade offer. Improve the performance of your air purifier by converting to a high-performance MERV 13 Air Filter and eliminate 40% more dust and 75% more virus-size particles*. Enjoy cleaner air in minutes!

  • New MERV 13 Air Filter with free frame will ship according to your existing subscription schedule (includes free shipping)
  • Credit card on file will be charged (View Account)
By selecting this, you are opting out of the upgrade.

How It Works

  • 1. Select Upgrade Now


    Choose healthier air for you and your family.

  • 2. We ship the improved MERV 13 Filter + FREE frame

    Your upgrade kit will arrive with everything you need for the one-time frame installation.

  • 3. Install & Enjoy - We adjust your subscription automatically

    Future subscription shipments will include the 413 MERV 13 Filter.

Compare Your Options

Current Filter
401 Filter
Filter Upgrade
413 Filter
MERV Rating MERV 10 MERV 13
Filtration Efficiency (Based on Particle Size)
E1 (.3-1 Microns) E2 (1-3 Microns) E3 (3-10 Microns)
Smoke, Bacteria, Ultra-Fine Dust, and Viruses Mold Spores, Pet Dander, and Smog Dust, Lint, Hair, and Pollen
22% 56% 92%
E1 (.3-1 Microns) E2 (1-3 Microns) E3 (3-10 Microns)
Smoke, Bacteria, Ultra-Fine Dust, and Viruses Mold Spores, Pet Dander, and Smog Dust, Lint, Hair, and Pollen
63% 88% 93%
Replacement Schedule Once a Year Once a Year
Ease of Installation Difficult Easy
Compatible MERV Options N/A MERV 11, MERV 13CBN, and MERV 16

What Our Customers Say

  • Sarah T. - Verified Customer

    "The upgrade was so simple! I installed it myself in under 10 minutes and immediately noticed better air quality in my home."

  • Michael R. - Verified Customer

    "Love that I only need to replace the filter once a year now. The bracket fit perfectly and the installation couldn't have been easier."

  • Dave M. - Verified Customer

    "We highly recommend that you invest the money and time to add this upgrade. And [it's] actually easy to replace the filter element. No more struggling with the combs to change a filter. Love it!"

  • Peter M. - Verified Customer

    "The 1213 Upgrade Kit was easy to assemble and install with the included 213 Filter. It took less time to put the kit together and install than it did to replace the old 201 Filter alone."

  • Dan G. - Verified Customer

    "Excellent upgrade to older filter system. Assembly was very simple, and it fit the filter housing perfectly."

1 5

What's in the Box

  • Upgraded install frame (FREE)
  • 1 x ApriAire 413 MERV 13 Filter
  • Insulated door liner

Everything you need for a complete upgrade is included in your package. The specially designed frame ensures a perfect fit with your existing air purifier.

Frequently Asked Questions

  • Why are AprilAire 413 MERV 13 Filters better?
    The 413 Air Filters catpure more particulates than standard models, only need replacement once per year, and provide better air quality.

    Will the upgrade frame fit my model?
    Our one-time upgrade frame is designed to be compaitble with all 401 systems. The quick-fit design ensures proper installation without modifications.

  • When will my next filter ship if I pause?
    Your next filter will ship according to your existing subscription schedule. View account to make changes.

    Do I need tools?
    No tools are required for installation. The one-time upgrade frame is designed for easy installation in approximately 10 minutes.

How to Install Upgrade Frame in an AprilAire Whole-House Air Purifier

Join AprilAire Assistant National Training Manager, Brandon, as he walks through how to install upgrade rails in an AprilAire Whole-House Air Purifier.

Ready to Upgrade Your Air Quality?

Dear Customer,
Subscription Title Pack-Size Quantity

Take advantage of this exclusive upgrade offer. Improve the performance of your air purifier by converting to a high-performance MERV 13 Air Filter and eliminate 40% more dust and 75% more virus-size particles*. Enjoy cleaner air in minutes!

  • New MERV 13 Air Filter with free frame will ship according to your existing subscription schedule (includes free shipping)
  • Credit card on file will be charged (View Account)
By selecting this, you are opting out of the upgrade.
*Please note that addtional discounts are not eligible on one-time upgrade kit purchases; however, they will be applied to your following subscription deliveries.