3M
7100336686
Filtrete™ MPR 1900 Electrostatic High Performance Air Filter UA02-4-1P-2EC, 20 in x 20 in x 4 in (50.8 cm x 50.8 cm x 10.1 cm)
3M
Filtrete™ MPR 1900 Electrostatic High Performance Air Filter UA02-4-1P-2EC, 20 in x 20 in x 4 in (50.8 cm x 50.8 cm x 10.1 cm)