3M Filtrete 16 In. x 20 In. x 1 In. Allergen Defense 1000/1085 MPR Furnace Filter Furnace Duct Makes it easy to dissolve

Makes it easy to dissolve uncured GREAT STUFF PRO from the valve

Boxwood finish

• High quality splice that won’t crack or pull-out

2 acrylic knob handle

Dual horizontal steel rails with innovative clamping mechanism and linear ball bearings deliver an accurate

3M Filtrete 16 In. x 20 In. x 1 In. Allergen Defense 1000/1085 MPR Furnace Filter Furnace Duct Makes it easy to dissolveHelps 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