16x25x4 MERV 13 Air Filters

Filter Size: 16x25x4 (Actual: 15.5" x 24.5" x 3.5")
MERV Rating: 13 (Hospital Grade)
Price Checked: 2026-10-07

Crawled Filters Fast Price

Filters Fast MERV 13 3-pack: $92.95 ($30.98 per filter, pack price ÷ 3)

The crawled Filters Fast listing sells this size as a 3-pack, so that's the only price we show.

Availability: In stock at Filters Fast at crawl time

See today's Filters Fast listing (source listing)

See Nordic Pure 16x25x4 (aftermarket; MERV chosen on-page)

About This Filter

The 16x25x4 MERV 13 is a deeper, 4-inch pleated filter that provides extended filtration capacity. It captures 98% of airborne particles including:

Dust, pollen, and allergens
Pet dander and mold spores
Smoke and bacteria
Fine particulate matter

Specifications

Nominal Size: 16 x 25 x 4 inches
Actual Size: 15.5 x 24.5 x 3.5 inches (per the Filters Fast 16x25x4 listing)
Filter Type: Pleated
Media: Electrostatically Charged
Frame: Beverage Board
Pleats: 11 per foot
Lifespan: Up to 90 days
Made in: USA

When to Choose a 4-Inch Filter

Four-inch filters offer advantages over 1-inch filters:

More surface area for better airflow
Extended particle capture capacity
Longer lifespan between changes
Reduced HVAC system strain

Replacement Schedule

Replace every 90 days, or more frequently in high-use environments.

Price Disclaimer: The Filters Fast price above was crawled on 2026-10-07. Always check retailer website for current pricing and availability. This site may earn commission from qualifying purchases.

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