2 to 3 times higher efficiency on small particles than standard MERV 8 pleated filters
Increases life of downstream filters
Significantly improved protection against bioaerosols and other hazardous particles
Reinforced with corrosion-resistant heavy metal backing
2-piece die-cut double-wall frame with diagonal face strips for extra strength
MERV 11 efficiency
1", 2" and 4" depths available
Special sizes available
Maximum operating temperature: 180˚F (82˚C)
UL 900 Classified