Rigid Box Filters

Multi-Flo
Rigid Air Filters

• Designed for use in variable-air-volume systems and HVAC applications of all types.
• Sturdy, lightweight galvanized steel cell sides.
• Two media options, Series S synthetic and Series G microfiberglass.
• Single header and No-header styles.

ASHRAE Efficiencies: 45%, 65%, 85%, 95%.
MERV Rating: 10–15
Consult Bulletin No: K-228-C