In our patented system of air purification, Zeolite-coated filter pads soak up ammonia gas on contact. Only the pure ness air filter offers a real solution - Zeolite, a natural mineral which actually removes ammonia odors from the air.
Litter pan odor a problem? Van ness has the solution: Zeolite! Van Ness™ Pureness™ Zeolite F6 1 Air Filter® Replacement.