Solar Crawl Space Fans

Solar Crawl Space Fan Model CSF 210



  Small. Powerful. Versatile. Effective.

  • 10 watt solar panel, compact high output exhaust fans that fit inside the foundation vents, and tilt & rotate solar panel Flex Mount combine to remove humidity and noxious odors under the house and heat and moisture from small enclosures.
  • Ventilates approximately 1200 square feet of 3 foot high crawl space, typically 1-2 fresh air changes per hour.
  • Proven hurricane tough.
  • Solar panel Flex Mount attaches to solid building structure, post, railing, etc, not the roof top. No roof access needed for solar panel installation. Allows optimum sunlight capture from any side of most structures, allowing the panel to be located out of view.
  • No crawl space access needed, install in foundation vent openings or in foundation access panel from outside. 
  • Requires at least 2 crawl space vent openings; one for each fan, one of equal or greater size for make-up fresh air supply. 
  • Easy solar panel adjustments. 
  • Simple, automatic solar on-off. 
  • Uses existing freeze protection. Easily unplugged for additional protection.
  • Water & dust resistant to IP55 or greater. 
  • Quiet - 45 dBA 




Solar Crawl Space fans Model CSF 210 Basic



Our budget solar crawl space fan.

CSF 210 Basic is the CSF 210 without the adjustable solar panel Flex Mount.  The small (7" x 16"), light, 10 watt mono-crystalline solar panel has spacers on the back that allow panel cooling and drainage. The panel attaches to a clean, flat, sunlit surface area of at least 7" x 16", using silicone or other outdoor adhesive caulk (not provided in kit). No screws or holes.