16x25x4 MERV 13 Air Filters

Filter Size: 16x25x4 (Actual: 15.5" x 24.5" x 3.63")
MERV Rating: 13 (Hospital Grade)
Price Checked: Sunday, August 30, 2026

Current Pricing

Filterbuy 6-pack: $95.94 ($15.99 per filter)

Single filter: $33.99

Availability: In stock

See today's price at Filterbuy (source listing)

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 3.63 inches
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: Prices verified on August 30, 2026. Always check retailer website for current pricing and availability. This site may earn commission from qualifying purchases.

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