DealNews - Walmart Air Purifier Deals & Air Purifier Sales

Airfire Air Purifier for $44 + free shipping

Sun, 19 Jul 2026 23:05:49 -0400

Airfire's air purifier is a reasonable option for small rooms where you want basic filtration without spending much, and at $44 it's $46 off the $90 list price. Buy Now at Walmart

Features

Purifies 1300 sqft every two hours
H13 True HEPA captures 99.97% of pollutants
Ultra-quiet 20dB sleep mode
Energy-saving timer with auto shut-off
Integrated aromatherapy pad for essential oils

Airfire AP302 HEPA Air Purifier Filter for $28 + free shipping w/ $35

Sun, 19 Jul 2026 23:05:39 -0400

Replacement HEPA filters for air purifiers are a recurring cost, so finding your specific model's filter at a discount is worth noting. At $28, that's about $19 off the $48 list price for the Airfire AP302 filter. Buy Now at Walmart

Features

4-stage filtration captures 99.97% of particles down to 0.3 microns
H13 True HEPA filter removes germs, dust, and allergens
Activated carbon filter neutralizes smoke, odors, and VOCs
Long-lasting filter requires replacement only every 6-8 months
Comprehensive protection against pollen, pet dander, and mold

Shark HE4FKPET Air Purifier Replacement Filter 4-Pack for $31 + free shipping w/ $35

Sun, 19 Jul 2026 23:04:58 -0400

Replacement filters for the Shark HE4FKPET air purifier, sold as a 4-pack so you're not constantly reordering one at a time — a practical buy if you run your purifier year-round or have pets that shed heavily. Buy Now at Walmart

Features

Captures 99.97% of particles down to 0.3 microns
3-in-1 true HEPA, carbon, and pre-filter system
Neutralizes household odors from cooking and smoking
Tool-free installation for quick replacement
Money-back guarantee for quality defects

Fil-fresh Core 300 HEPA Replacement Filter 2-Pack for $22 + free shipping w/ $35

Sun, 19 Jul 2026 23:04:50 -0400

Replacement filters for the Levoit Core 300 air purifier, and at a lower price than the official Levoit version if you're looking to cut ongoing maintenance costs. Buy Now at Walmart

Features

Compatible with Core 300 series air purifiers
3-stage filtration traps pollen, dust, and dander
H13 True HEPA captures 99.97% of 0.3-micron particles
Activated carbon neutralizes smoke, cooking, and pet odors
2-pack provides 12 to 16 months of purification

Airfire AP201 HEPA Air Purifier for $44 + free shipping

Sun, 19 Jul 2026 00:42:49 -0400

The Airfire AP201 uses a true HEPA filter to capture airborne particles like dust, pollen, and pet dander, making it a reasonable option for a bedroom or small living space if you want cleaner air without spending much. At $44, it's $36 off the $80 list price. Buy Now at Walmart

Features

99.95% efficient H13 HEPA filtration
Integrated aromatherapy diffuser and night light
Ultra-quiet 25dB sleep mode
Programmable 2-4-8 hour shut-off timer
Automatic filter replacement reminder indicator

HP102 Air Purifier Replacement Filter for $18 + free shipping w/ $35

Sat, 18 Jul 2026 23:25:30 -0400

Replacement filters for air purifiers are a recurring cost, so buying at a lower price just makes sense if you're already using this model. At $18, that's about $2 off the $20 list price. Buy Now at Walmart

Features

Washable and reusable True HEPA filters
Reduces filter replacement frequency to 4-8 months
Captures allergens with True HEPA filtration
Designed specifically for Shark HP102PET air purifiers

Fil-fresh F1 Replacement Air Purifier Filter 2-Pack for $22 + free shipping w/ $35

Sat, 18 Jul 2026 23:12:58 -0400

A straightforward buy if your Fil-fresh F1 purifier is due for a filter swap and you'd rather stock a spare than reorder sooner than expected. Buy Now at Walmart

Features

H13 HEPA captures 99.97% of 0.3 micron particles
Fits 3M Filtrete models FAP-C01BA-G1, FAP-T02WA-G1, FAP-ST02N
Reduces household dust, pollen, and pet dander
Includes two filters for one year of use
Quick and hassle-free filter installation

Fil-fresh FLT4100 True HEPA & Carbon Air Purifier Replacement Filter Set for $16 + free shipping w/ $35

Sat, 18 Jul 2026 23:12:17 -0400

Replacement filters for the FLT4100 purifier, combining a True HEPA layer for particulates with an activated carbon layer for odors, which covers the two most common reasons people run an air purifier in the first place. Buy Now at Walmart

Features

Includes 2 HEPA and 8 carbon pre-filters
Compatible with Germ Guardian AC4100 series purifiers
Removes 99.97% of dust, pollen, and allergens
Activated charcoal filters reduce household odors and VOCs
Simple, tool-free installation process