Nordic Pure furnace air filter details
Nordic Pure 18x18x1 (17_3/4x17_3/4) Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack (18x18x1PM12C-3)
Nordic Pure 18x18x1PM12C-3 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack – 18x18x1 are designed to improve indoor air quality by capturing airborne particles and reducing odors in residential and commercial HVAC systems. These filters combine MERV 12 rated pleated media with an integrated carbon layer to trap dust, pollen, smoke, and volatile organic compounds (VOCs), while maintaining efficient airflow. Built with a moisture-resistant beverage board frame and bonded metal mesh, these filters are durable and long-lasting.
MERV 12 filtration with activated carbon layer for odor and particle control
Electrostatically charged material enhances particle retention
Durable beverage board frame resists moisture and warping
Metal mesh backing supports pleated structure
Captures allergens, dust, and odors for cleaner indoor air
Suitable for homes with pets, allergies, or moderate pollution
Supports HVAC system efficiency and airflow
Recommended replacement every 30–90 days
Technical Specifications:
Model: 18x18x1PM12C-3
Nominal Size: 18" x 18" x 1"
Actual Size: Approximately 17.75" x 17.75" x 0.75"
Quantity: 3 filters per pack
Important Note: Almost all furnace filters have an Actual Size that differs from the Nominal Size printed on the label. Always measure your existing filter to ensure a proper fit. Routine replacement helps maintain air quality and HVAC performance.
Product identification
- Brand: Nordic Pure
- Model / MPN: 18x18x1PM12C-3




