TRIGHTFILTERS 18x18x1 Air Filter Pleated HVAC Furnace Filter MERV 8, 4 Pack

The TRIGHTFILTERS 18x18x1 MERV 8 Pleated Air Filter is designed for use with furnaces, air conditioners, HVAC systems, and house vents. This four-pack features a durable, thickened white cardboard frame designed to strengthen the filter structure and help prevent collapsing. Its pleated design provides a larger capture area and consistent filtration performance while operating without noise.

With a MERV 8 rating, these replacement air filters are designed to support airflow while capturing common airborne particles, including household dust, microscopic particles, lint, dust mites, spores, and pollen. The filters trap 92% of particles as small as 0.5 microns and are comparable to MPR 600 and FPR 5 ratings.

Compatible Systems

• Furnaces

• Air conditioners

• HVAC systems

• House vents

Key Features

• MERV 8 Filtration: Captures 92% of particles as small as 0.5 microns.

• Pleated Design: Features more pleats than many standard retail home air filters.

• Durable Frame: Thickened white cardboard helps strengthen the structure and prevent collapsing.

• Airflow Performance: Designed to provide better air permeability, airflow, and filtration efficiency.

• Quiet Operation: Provides filtration without noise during use.

• Easy Installation: Slides into the filter return device according to the airflow direction arrow.

• Four-Pack Supply: Includes four replacement air filters.

Specifications

• Brand: TRIGHTFILTERS

• Product Type: Pleated Air Filter

• Filter Rating: MERV 8

• Nominal Size: 18 x 18 x 1 inches

• Actual Size: 17.8 x 17.8 x 0.79 inches

• Frame Material: Thickened white cardboard

• Pack Quantity: 4 filters

• Comparable Ratings: MPR 600, FPR 5

Recommended Replacement

The manufacturer recommends changing the filters every 60–90 days. During peak summer and winter months, replacement frequency should be increased to every 30 days.

Compatible With

TRIGHTFILTERS 18x18x1 replacement air filters are suitable for compatible furnace, air conditioner, HVAC, and house vent applications. Check your existing filter dimensions before ordering to ensure a suitable fit.