GENERIC 20" X 25" X 5" MERV 13 Air Bear Filter Replacement (2-Pack).  (actual dimensions 19 3/4" X 24 1/4" X 4 7/8").  Note - these are not manufactured by Trion.

Rated MERV 13

Replacement Filter for:

• Air Bear 2000 Air Cleaner
• Air Bear Classic Air Cleaner 
• Air Bear Plus 2000 Air Cleaner
• Son of a Bear Air Cleaner
• Air Bear Right Angle Air Cleaner
• Air Bear Supreme 2000 Air Cleaner
• Part # 255649-102
• Part # 229990-002
• Part # 229990-102
• Part # 248713-102

These deep-pleated filters are manufactured to fit in Trion Air Bear Air Cleaners. Expect comparable quality of construction at a value price!!

FEATURES:
* Over 90% efficient at removing particles from 1-3 microns in size
* Moisture resistant frame remains sturdy even in high humidity
* Rust resistant galvanized wire downstream gives the filter rigidity and holds media in place after installation
* Built-in support fingers hold pleats in place and allow for maximum dust holding
* Foam gasket helps seal the filter into the air cleaner and prevents dust from bypassing the filter