Koch 102-041-009 - 18" x 18" x 1" MERV 8 Pleated Air Filter

• Nominal Size: 18x18x1
• Actual Size: 17.5" x 17.5" x 0.75"
• Considered to be an upgrade from standard pleated filters 
• MERV 8 and MERV-A 8 performance ratings
• Mechanical MERV 8 media is not reliant on electrostatic charge for efficiency
• Low resistance to airflow
• High dust holding capacity
• Sturdy double-wall frame design
• Moisture resistant beverage board frame