3M Filtrete 20 In. x 20 In. x 1 In. Allergen Defense 1000/1085 MPR Furnace Filter Fittings - Schedule 40 PVC Help ensure a healthy harvest

Help ensure a healthy harvest by ridding your garden of common diseases including mildew

The green indicator light lets you know it's charging

1 piece design

for use with grade 70 transport chain or with chain of a lower grade

3M Filtrete 20 In. x 20 In. x 1 In. Allergen Defense 1000/1085 MPR Furnace Filter Fittings - Schedule 40 PVC Help ensure a healthy harvestHelps 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