Merv 11 4" Filters Standard Sizes
MQP MERV 11 pleated filters are offered in ASHRAE 52.1 and 52.2 (MERV) ratings and are built to withstand rigorous conditions. Better filtration is the first step in improving Indoor Air Quality. MERV 11 MQP Pleated Panel Filters outperform ordinary furnace filters with higher efficiency and lower pressure drop allowing air-handling systems to stay cleaner and operate more efficiently. MERV 11 is the first class of filter that truly becomes an IAQ device.
1" MQP's have 18 Pleats per linear foot.
2" MQP's have 12 pleats per linear foot.
4" MQP's have 11 pleats per linear foot.
