Furnace Filter, Pre-Pleat 40, 20 x 20 x 4-In. Poultry Supplies -Made of nylon with reflective

-Made of nylon with reflective stripsIngredients

Ready to install in medium (6

Prebiotic and probiotics help support healthy digestion

Helps provide protection from the four most common viral respiratory diseases

Furnace Filter, Pre-Pleat 40, 20 x 20 x 4-In. Poultry Supplies -Made of nylon with reflective20" x 20" x 4", pre pleat 40 air filter, 100% synthetic, high dust holding capacity & low pressure drop, 2 piece heavy duty die cut frame, expanded metal backing & diagonal grid supports for maximum strength, merv rating 8, 90 day filter, effective against pollen, dust lint, dust mites, pet dander, mold, bacteria, virus carriers.