FILTER 20 X 20 X 1 NATURALAIRE M13 Pass & Seymour Four 1-1/8” inlet openings with

Four 1-1/8” inlet openings with removable caps

refrigerator or freezer

freeing the other to control the outflow

Protection on surface from mold and mildew*

When the hose starts to pull off the ground

FILTER 20 X 20 X 1 NATURALAIRE M13 Pass & Seymour Four 1-1/8” inlet openings withMERV 13. The top tier of filters for contaminant removal in residential retail air filters. Also for application in general surgery, hospitals, and health care facilities. Up to 90 days effective against pollen, pet dander, dust mites, dust and lint, smoke, mold, smog, bacteria, virus carriers, microscopic allergens, oil, smoke, and lead dust. Electrostatically charged. Wire backed media.