Honeywell TRN2121T1 21 1/2" X 21" X 5" Replacement Filter For Perfect

Features:

High Efficiency and Lower Pressure Drop than OEM Filter
Captures Particle as Small as 0.3 Micron
Pleated Filter for Greater Media Capacity
Low Pressure Drop Reduces Strain on Equipment, Provides a Comfortable Air Flow and Helps Maintain Equipment Efficiency
Easy Installation
Angled Edge Fits Neatly into Offset Side of Air Cleaner Frame

Specifications:

Manufacturer: Honeywell
Manufacturer Part Number: TRN2121T1
Product Type: Replacement Filter
Nominal Size: 21 1/2" X 21" X 5"
MER Value: 10
Resistance: 0.17" WC at 500 FPM
Efficiency: 22% (E1), 61% (E2), 87% (E3)
Temperature Rating: -40 to 140 Degrees F
Dimensions: 22" x 22" x 17"
Weight: 2.5 lb.