Back to School DealsSavings is one of our best subjects.Shop now

Skip to content

$(csi.user.businessName)

Yardbird Best Buy Outlet Best Buy Business Shop with an Expert

Top Deals
Deal of the Day
Yes, Best Buy Sells That
My Best Buy Memberships
Credit Cards
Gift Cards
Gift Ideas

Recently Viewed
Order Status
Saved Items

Main Content

Skip To Results

Air Purifier Filters & Parts

(2)

Sort by:

Best Selling

Get it fast

Pickup · Ready today

Shipping · Get it today55423

Brand

Discount

All Discounted Items

20% Off or More

30% Off or More

Price

to

Current Deals

Free Shipping Eligible

Filter Type

Activated carbon

Customer Rating

Top-Rated

5

4 & Up

Sponsored

Sponsored

Sponsored

Similar products from outside of Best Buy

sponsored

Sponsored

Visit our Support Center
Check your Order Status
Shipping, Delivery & Store Pickup
Returns & Exchanges
Price Match Guarantee

Order & Purchases

Check Order Status
Shipping, Delivery & Pickup
Returns & Exchanges
Price Match Guarantee
Product Recalls
Trade-In Program
Gift Cards

Payment Options

My Best Buy® Credit Card
Pay Your Bill at Citibank
Lease to Own
Buy Now, Pay Later

Support & Services

Visit our Support Center
Shop with an Expert
Schedule a Service
Manage an Appointment
Protection & Support Plans
Haul Away & Recycling
Contact Us

Rewards & Membership

My Best Buy Memberships
View Points & Certificates
Member Offers

Partnerships

Sell on Best Buy Marketplace
Advertise with Us
Affiliates: Creators & Publishers
Best Buy Health
Best Buy Education
Best Buy Business
Partner+

About Best Buy

Corporate Information
Careers
Corporate Responsibility
Sustainability

Sign in or Create Account

Get the latest deals and more.

Email Address

Best Buy appLearn more ›

Best Buy Canada

Accessibility Terms & Conditions Privacy Interest-Based Ads State Privacy Rights Health Data Privacy Do Not Sell/Share My Personal Information Limit Use of My Sensitive Personal Information Targeted Advertising Opt Out CA Supply Chain Transparency Act

In-store pricing may vary. Prices and offers are subject to change. © 2025 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.

Genuine HEPA Pure Replacement Filter E for GermGuardian Air Purifier Model AC4100 - Black/White

E germguardian FL14100 POR germguardian E II1 EPA PURE HEPA PURE Replacement Filter Fits AC4175, AC4158, AC4100, AC4158.

Rating 4.7 out of 5 stars with 29 reviews

Compare

Compare

Pick up Sat, Jul 26

Get it by Fri, Jul 25 • $5.49