3M Filtrete 20 in. W X 24 in. H X 1 in. Polypropylene 1900 MPR Pleated Allergen Air Filter (Pack of 4) tier-discount-5 The rolled-over male end eliminates

The rolled-over male end eliminates sharp edges and internal spacing bead assures uniform insulating air space between pipe walls

Automatically Ranging True Root Mean Squared (TRMS) Measurement Technology for Accuracy

Manufacturer Part No: 50606

Pencil sharpened points

3M Filtrete 20 in. W X 24 in. H X 1 in. Polypropylene 1900 MPR Pleated Allergen Air Filter (Pack of 4) tier-discount-5 The rolled-over male end eliminatesUPC: 051111024133 Manufacturer Part No: UA26DC 4 Brand Name: Filtrete Height: 24 in. Width: 20 in. Product Type: Allergen Air Filter Number in Package: 1 pk Pleated: Yes Filters Bacteria: Yes Electrostatic: No Trimmable: No Actual Size: 19 5 6 x 23 5 6 x 7 9 in. Filters Smoke: Yes Metal Mesh Support: No Filters Viruses: Yes High Efficiency: Yes Filter Frame Material: Cardboard Filters Pollen: Yes Filters Dust Lint: Yes Air Filter Size: 20x24x1 Filters