Allergen Defense Red Micro Pleated Air Furnace Filter, 20x30x1-In. Briggs & Stratton just soak the soil at

just soak the soil at the base of each plant to fertilize the roots

The twist-knob lock allows you to use this for bathrooms or other rooms where privacy is desired

Built for convenience

Can be used on outdoor structures and ornamental plants

The outside diameters of the pipe provide an infiltrative soil absorption area

Allergen Defense Red Micro Pleated Air Furnace Filter, 20x30x1-In. Briggs & Stratton just soak the soil at20" x 30" x 1", Red, Micro Allergen Filtrete Filter, 90% Effective At Capturing Large Allergens Like Mold Spores & Pet Dander, Captures Microscopic Allergens Like Dust, Smoke & Smog, Captures Bacteria & Particles That Can Carry Viruses, Meets The Guidelines Of The American Lung Association Health House Program. MPR Rating 1000, Filter Lasts For 90 Days, Color Red