3M Filtrete 16 In. x 20 In. x 1 In. Ultra Allergen Healthy Living 1550 MPR Furnace Filter Fire Supplies The special flexible characteristic at

The special flexible characteristic at the insulation edge ensures the expected R-value is achieved

this Adirondack is sure to last season after season and coordinates beautifully with any Trex® decking and railing

Nonfiberglass Reinforced Plastic (NRP ) panel is USDA compliant

nitrogen urged

3M Filtrete 16 In. x 20 In. x 1 In. Ultra Allergen Healthy Living 1550 MPR Furnace Filter Fire Supplies The special flexible characteristic atFiltrete ultra allergen reduction filter. Captures large allergens like mold spores and pet dander, microscopic allergens like dust, smoke, smog particles, bacteria, and particles that can carry viruses. Up to 3 months of filtering performance. Meets the American Lung Association's Health House indoor air quality guidelines. Purple label.