Furnace Filter, Pre-Pleat 40, 20 x 25 x 4-In. Door Knobs & Hardware For insect bites

For insect bites

you maintain total control

Added Fat to support the body condition of older horses

Farnam® SimpliFly® Feed-Thru Fly Control should be used as part of an integrated pest management program aimed at reducing fly populations in the horse's environment

Engineered to endure the toughest work thanks to durable metal construction

Furnace Filter, Pre-Pleat 40, 20 x 25 x 4-In. Door Knobs & Hardware For insect bites20" x 25" 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.