Flanders Pre-Pleat 40 LPD achieves the highest dust holding capacity and the lowest pressure drop in the industry. These filters are UL 900 classified. 100 percent synthetic non-woven, proprietary media that can be recycled. Newly designed expanded metal is continuosly laminated on the air-leaving side to provide pleat stability while eliminating flutter during operation. Heavy-duty, two-piece, moisture-resistant frame includes diagonal and horizontal support members bonded to the media on the air entering and exiting sides for unsurpassed frame strength. Interlocking corners and positive media-to-frame seal reduce the possibility of air-bypass.

Economically and environmentally friendly frame has a one-piece design

No media retainer

Designed for protection of furnace and central air units in residential and light commercial applications

Width: 20 in.

Height: 25 in.

Depth: 4 in.

Filter Material: Synthetic

MERV Rating: 8 MERV

Pleated: Yes

Product Type: Air Filter

Number in Package: 1 pk

Actual Size: 19-3/8x24-3/8x3-3/4 in.

Electrostatic: No

Filters Smoke: Yes

Trimmable: No

Filters Bacteria: Yes

Filters Viruses: No

Filter Frame Material: Cardboard

Filters Pollen: Yes

Filter Class: Class II

High Efficiency: No

Metal Mesh Support: Yes

Air Filter Size: 20x25x4

Filters Dust/Lint: Yes

Filters Mold Spores: Yes

Temperature Rating: 180 deg F