Air Purifiers on Sale

At Amazon, get the Filtrete 14x36x1 MPR 700 Air Filter 6-Pack for $24.12 when you check out with Subscribe & Save. It's the best deal we could find by $31. Each filter is rated MPR 700, equivalent to MERV 8, and is designed to last up to 3 months. Buy Now at Amazon

A compact plug-in air purifier works well for smaller spaces like a bedroom, bathroom, or office where you want basic air filtering without taking up floor space, and this one is currently $25 off its $50 list price. Apply coupon code "DCGKFZGW" to save half. Deal ends September 30.   Buy Now at Amazon

This X-Sense radon detector is  $54. That's the best price we've seen for it. It's $31 off its regular price of $85 and is currently cheaper than its recent Amazon average of $72. It tracks radon levels for up to 999 days without lab fees and can deliver results within 24 hours, reaching 95% accuracy after a week or more of monitoring. Free shipping applies.  Buy Now at Amazon

Designed specifically for pet owners dealing with dander, fur, and odors. Apply coupon code "DNPAWPRO" for an total savings of $100. Buy Now at Amazon

This 6-pack of Simply 14"x20"x1" air filters is $28, down from $36. Check out with subscribe and save and the price drops another dollar to $26.54. Each filter lasts up to 3 months and is rated MERV 8 to capture 90% of airborne particles like dust, pet dander, and pollen. Buy Now at Amazon

Designed specifically for pet owners dealing with dander, fur, and odors, this air purifier is $180, a $170 reduction. Apply coupon code "AP10FLASHDEAL" to save.  Buy Now at dreametech.com

At Amazon, get the Levoit Vital 200S Smart WiFi H13 True HEPA Air Purifier for $140. That's $30 less than what Walmart charges currently. It covers up to 1,875 sq ft and carries AHAM VERIFIDE certification with CADR ratings of 250 CFM for smoke, 254 CFM for dust, and 289 CFM for pollen. Buy Now at Amazon

Amazon offers the Homedics 4-in-1 Tower Smart Air Purifier for $184 for Prime members. You'd pay $300 elsewhere. Plus, it ships free. Buy Now at Amazon

Prime members get the Homedics Smart Air Purifier for $273. Most sellers charge close to $500. Shipping is free. Buy Now at Amazon

Anyone with an oversized HVAC system that takes this less common 4" depth will want this size on hand, since it's not a filter you can easily grab at a regular store when you run out. Buy Now at Home Depot

Anyone dealing with pet hair and dander around the house will get the most out of this combo, since it tackles airborne allergens while cutting down on the shedding that causes them in the first place. Buy Now at Home Depot

Anyone dealing with allergies, pet dander, or wildfire smoke in a mid-sized room will get the most out of the Vital 200S, especially with the smart app controls for tracking air quality in real time; it's $20 off the list price right now. Buy Now at Amazon

Pet owners dealing with dander and odor will notice the difference a dedicated HEPA filter makes, especially compared to a standard air purifier not built for pet hair. That's $60 (43%) off the $140 list price. Buy Now at Amazon

Homeowners with central HVAC systems who want to skip buying disposable filters every few months will get the most out of this washable option, since it's designed for repeated cleaning and reuse rather than replacement. It's priced at $95.38, about $11 off the $106 list price. Buy Now at Amazon

Homeowners dealing with allergies or pets will notice the difference with MERV 11 filters, since they trap smaller particles than standard MERV 8 options without straining most residential HVAC systems. The 4-pack means you've got a year's worth of changes ready to go without another trip to Home Depot. Buy Now at Home Depot

Anyone dealing with allergies or pets in the house will notice the difference a MERV 11 filter makes over a standard 4-6 rated one, and having five on hand means you're set for a year without another trip to Home Depot. Buy Now at Home Depot

Anyone dealing with allergies or pet dander in a larger room will get the most use out of the H13 HEPA filter, which captures 99.97% of airborne particles down to 0.3 microns; Home Depot has it for $102, exactly half the $204 list price. Buy Now at Home Depot

Homes with pets benefit most here, since it's built to handle dander and odor that regular purifiers often miss. At $79.68, it's essentially the same as the $79.69 list price, so don't expect much of a discount right now. Buy Now at Amazon

Anyone dealing with allergies, pets, or wildfire smoke can pair this monitor with the purifier so it automatically adjusts filtration based on real-time air quality readings instead of running on a fixed setting; it's currently $20 off the $108 list price. Buy Now at Amazon

Anyone running a Honeywell HPA300, HPA200, HPA100, HPA090, or 5000 Series air purifier will eventually need replacement filters, and this 6-pack of H13 True HEPA filters covers you for roughly a year or more depending on use. Walmart has it at $33.29, about $4 off the $36.99 list price. Buy Now at Walmart

This 2-pack suits anyone due for a routine filter swap without wanting to order again in a few weeks, and Walmart has it for $15.29, about $1.70 off the $16.99 list price. Buy Now at Walmart

Anyone running an AP303 or AP304 purifier needs a filter swap every so often to keep it working as intended, and this replacement is $4.34 below list. Buy Now at Walmart

Anyone dealing with allergens or pet odors in a larger living space can cover a lot of ground with this one, since it's rated for rooms up to 2,250 sq ft. Walmart has it for $62.99 right now, $17 off the $79.99 list price. Buy Now at Walmart

Covering up to 1,076 square feet, this suits anyone trying to clear allergens or pet dander from an open living space rather than just a bedroom, and the H13 HEPA filter is the detail that matters most for actual air quality. Walmart has it at $47.99, $28 off the $75.99 list price. Buy Now at Walmart

Anyone dealing with allergies or a larger living room will get more mileage out of this since it covers up to 1,076 square feet with true HEPA filtration, and it's currently $23 off the list price at Walmart. Buy Now at Walmart

Keeps allergens and dust in check for anyone running an AP401 or AP402 purifier, and swapping in a fresh 2-pack twice a year is easy to forget until air quality drops. Walmart has it at $48.59, about $5 off the $54 list price. Buy Now at Walmart

This replacement 2-pack suits owners who don't want to keep buying single filters one at a time as their KXY550 cycles through them, and at $42.11 it's $17.88 off the $59.99 list price. Buy Now at Walmart