This high-quality Honeywell filter, designed for 16x25 air conditioning units, optimizes air flow and keeps your system running efficiently. With a 98% capture efficiency and a lifespan of up to 12 months, it provides clean and healthy air for your home or business. Must order in sets of 2 or 5 for convenient replacements.

he Return Grille Filter now features MERV 11 performance at 492 FPM, delivering enhanced particle capture with a lower pressure drop—all at no additional cost. This long-life alternative to standard 1" filters improves indoor air quality while maintaining HVAC efficiency. Designed for easy installation, it fits most return filter grilles in residential and commercial settings.

Specifications:

Features:

• Nominal filter size: 16" x 25" x 4"
• Actual filter size: 15-15/16" x 24-7/8" x 4-3/8"
• Application: Replacement Filter
• Efficiency Standard: Efficiency ratings are based on American Society of Heating, Refrigerating and Air-Conditioning Engineers Standard 52.2-1999
• Efficiency Standard: Efficiency ranges are defined for small particles, E1=0.3 to 1.0 microns; medium particles, E2=1.0 to 3.0 microns; and large particles, E3=3.0 to 10.0 microns.
• Fractional Efficiency: E1=25%, E2=62%, E3=85%
• Minimum Efficiency Reporting Value (Media Filters Only): MERV 11
• Static Pressure Drop (in. w.c.): 0.23 at 500 FPM