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Ultravation 91-012 16x20x5 MERV 11 Replacement Furnace Filter - 2 Pack

Atomic Filters

4.5 (123)

Ultravation 91-012 16x20x5 MERV 11 Replacement Furnace Filter - 2 Pack

Name: Atomic Filters Ultravation 91-012 16x20x5 MERV 11 Replacement Furnace Filter - 2 Pack - Ultravation 91-012 16x20x5 MERV 11 Replacement Furnace Filter - 2 Pack
Brand: Atomic Filters
SKU: 30350681997391
Price: 99.95 USD
Availability: InStock
Rating: 4.6 (5 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$99.95$173.99

43% off

Quantity

Color

Black

Quantity

Captures 90% of harmful airborne particles such as dust, pollen, pet dander, mold spores, smog, and more
Comparable Filter Replacement for various Ultravation systems that use 16x20x5 filters
Actual Size: 15-7/8" x 19-3/4" x 4-3/8

Reviews

4.6

5 ratings

My order

Excellent delivery and product as described

Doug · March 26, 2026

Filters

Great filters at a great price Super fast delivery!

Cas · March 11, 2026

Too big

The filters appear to be really high quality, however the description is inaccurate for the thickness, they are not 4 3/8”. They are 4 3/4”. The opening in my furnace is just shy of 4 3/4, so they are just barely too thick to fit and won’t slide in.

Tim · January 19, 2026

Delivery & Returns

Atomic Filters

4.9 (4.3K)

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Captures 90% of harmful airborne particles such as dust, pollen, pet dander, mold spores, smog, and more
Comparable Filter Replacement for various Ultravation systems that use 16x20x5 filters
Actual Size: 15-7/8" x 19-3/4" x 4-3/8