MustGo Solid Bars, 2 Bars/Pack

Controls and prevents musty odors caused by: mold, mildew, dampness, water damage and humidity.
Suitable for use in: closets, basements, crawl spaces, attics, sheds, storage containers, moving vaults, storage areas and storage units, during the storage of vehicles, RVs and boats.

Built-in controlled release technology delivers consistently over time (30-365 days, depending on temperature and air flow). One bars treats 5′ x 5′ x 8′ area (200 cubic feet) of still air. Will not damage natural or synthetic materials. Leaves no residue odor. US Patent No. 9,596,848.