The H2Out® SD 309 protects an area 8'x10'x10'. 800 Cubic feet.
Recommended one SD309 for every 10 feet of living space in your boat, camper or RV. The 309 is popular with RV owners, Recreational and Commercial Boat owners. The fact that the H2Out® SD series is non-corrosive, non-spill-able, infinitely renewable and reusable, not to mention cool looking are making the 309 a best seller.
H2Out® Space Dryers prevent water contamination, eliminating rust, corrosion, oxidation and tarnish on electronics, tools, equipment and protect from mildew, fungus, mold and odors.