Description

Nordic Pure 16x25x4M13+C-1 Pleated Air Filters MERV 13 Plus Carbon 1 Pack – 16x25x4 is designed for HVAC systems requiring high-efficiency filtration and odor control in a true 4-inch depth format. This premium filter combines MERV 13-rated synthetic media with an added carbon layer to effectively trap microscopic particles and reduce common household odors. Ideal for allergy sufferers, pet owners, and those concerned with indoor air quality, this filter captures dust, pollen, smoke, bacteria, and VOCs from cleaning products and other sources. Its advanced design helps maintain healthy air and efficient HVAC performance year-round.

Features:

MERV 13 rated for superior filtration of airborne particles
Activated carbon media targets and absorbs odors and VOCs
True 4″ depth design, ideal for systems requiring higher-performance filters
Heavy-duty, moisture-resistant beverage board frame
Metal mesh support grid bonded to pleats for added strength

Benefits:

Enhances indoor air quality by filtering fine particles and odors
Helps protect HVAC equipment and improve system efficiency
Reduces allergens and odors from pets, smoke, and cleaning chemicals
Excellent choice for allergy-prone environments or commercial settings

Technical Specifications:

Model: 16x25x4M13+C-1
Nominal Size: 16″ x 25″ x 4″
Actual Size: Approximately 15.5″ x 24.5″ x 3.63″
Quantity: 1 filter per pack
MERV Rating: 13 with Carbon
Recommended Replacement: Every 3–6 months, depending on air quality and usage

Important Note: Almost all furnace filters have a different “Actual Size” than the nominal size printed on the filter. Please measure your air filter and compare it to our “Actual Size” to ensure a proper fit in your HVAC system. If you’re replacing a 4 3/8″ depth filter, such as one found in a Honeywell unit, consider our 16x25x5 Honeywell Replacement filter, which measures 15.75″ x 24.75″ x 4.38″.