No Damp Dehumidifier is the effortless way to help control the excessive humidity that leads to musty odors, stains or corrosion aboard stored boats, RVs or seasonal homes. The special pellets automatically remove moisture from the air, depositing it safely in the convenient container. Great for cabins, heads, closets, and other enclosed spaces. The Ultra Domes large size makes it perfect for protecting large boats, RVs and other larger enclosed areas. Features Dries air to level that prevents musty odors. Unique design of basket and dome makes this the most effective dehumidifier available. Special pellet formula absorbs maximum airborne moisture Protects boats in storage, vacation homes, basements and other enclosed areas. Perfect for salons, engine rooms, campers, basements, garages or other large areas. 24oz.