3M Filtrete 20 In. x 20 In. x 1 In. Allergen Defense 1000/1085 MPR Furnace Filter Fittings - Schedule 40 PVC The green indicator light lets

The green indicator light lets you know it's charging

1 piece design

Replacement 2 piece brass adjustable nozzle

Biodegradable ingredients will not harm ornamentals or other desirable plants in your yard and garden

Diameter (inches): 1/8" Weight Lbs

3M Filtrete 20 In. x 20 In. x 1 In. Allergen Defense 1000/1085 MPR Furnace Filter Fittings - Schedule 40 PVC The green indicator light letsHelps protect your home by reducing allergens in your air Attracts and captures microscopic particles like lint, dust mite debris, pet dander, smoke, and smog Attracts and captures large allergens like mold spores and pollen Lasts up to 3 months Pleated Electrostatic