3M
7100355284
Filtrete™ MPR 1900 Electrostatic High Performance Air Filter UA45-6PK-EC, 18 in x 20 in x 1 in (45.7 cm x 50.8 cm x 2.5 cm)
3M
Filtrete™ MPR 1900 Electrostatic High Performance Air Filter UA45-6PK-EC, 18 in x 20 in x 1 in (45.7 cm x 50.8 cm x 2.5 cm)