H2Out® SD 303

 The H2Out® SD 303 protects areas the size of a truck camper. The SD303 is a favorite, because of its size and proportion, it works  good in a bathroom space of a boat or Camper, looks great on the counter of a vintage or modern boat interior and your kitchen cupboard.   H2Out™ Space Dryers prevent water contamination, eliminating rust, corrosion, oxidation and tarnish on electronics, tools, equipment and protect from mildew, fungus, mold and odors.


  • H2Out SD
  • 216 cubic feet
  • Home freezers
  • Kitchen cupboard
  • Refrigerators
  • RV cargo holds
  • Sailboat lockers

Technical Specifications

  • Protects interior spaces to 350 cubic feet (Based on 50% humidity at 70˚ F)
  • 3" W x 3" L x 3" H (19.2 oz)
  • Desiccant is non-toxic, non-corrosive
  • Infinitely Renewable and Reusable
  • Easily Regenerate when blue turns to pink