Micro Allergen Filter, 3-Month, Red, 18 x 24 x 1-In. Safety Anti-Slip Treads & Tape This Medium Stockman is a

This Medium Stockman is a part of the Blue Bone Family

For use on dogs and puppies 10 weeks and older and cats and kittens 12 weeks and older

Performance: Maximum pressure

30 gallon capacity

Riveted Together In 1" Case

Micro Allergen Filter, 3-Month, Red, 18 x 24 x 1-In. Safety Anti-Slip Treads & Tape This Medium Stockman is a18" x 24" x 1", red, micro allergen filtrete filter, 3 month filter is 90% effective at capturing large allergens like mold spores & pet dander, electrostatically charged, 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, lasts up to 3 months.