18x20x4 MERV 8 Pleated Air Filter

Save 5% with Subscription

4 18x20x4 Air Filter for 28.81 each

18x20x4 MERV 8 filters made and manufactured by FilterBuy
Actual Size 17.5x19.5x3.75"
Traps and blocks over 90% of pollen, dust mites, mold, larger dust particles, and more.
Ideal for standard and residential commercial use
Designed to last 90 days. Replace regularly for optimum performance.
Free shipping on all orders!

Choose another Size

Choose another Rating

Basic

Standard

Superior

Best

Reviews for 18x20x4 MERV 8 Pleated Air Filter

4.9 11 Reviews

0 Questions \ 0 Answers

ask a question

write a review

ask a question

write a review

Thank you for posting a review!

We value your input. Share your review so everyone else can enjoy it too.

Thank you for posting a review!

Your review was sent successfully and is now waiting for our staff to publish it.

Thank you for posting a question!

Please click on the link in the confirmation email we just sent you to submit your question.

Your question will appear on the site once someone answers it.

Reviews(11)
Questions(0)

Updating Results

05/31/20

Melynda N.

11/15/19

Good quality

Good quality and exactly as advertised! It's so nice to buy online rather than negotiating Home Depot.

DAVE V.

06/24/17

Reasonably priced filters. Fast delivery.

Maria B.

05/07/20

Great selection of filters

Great selection of filters. So glad they have filters of all sizes, could not find these (18x20x4) in store. Website was easy to order from. Order arrived on time and undamaged. Great service and filters are of great quality!

Julie m.

10/23/19

Great place for hard to find sizes

My furnace filters are huge and I appreciate being able to have them delivered.

James B.

01/19/19

I appreciate the many filter

I appreciate the many filter options and the online ease of purchasing filters and having them delivered.

Save 5% with Subscription

Reviews for 18x20x4 MERV 8 Pleated Air Filter

WRITE A REVIEW

ASK A QUESTION