Designed to work with the ODAC Outdoor Ceiling and Pedestal Mounts. Built to withstand rain, humidity and ocean air, sun exposure and high winds. Wind-compatible to 2000 ft-lbs maximum moment force - used in engineering calculations to ensure a wide range of install configurations meet local safety requirements. Contact Legrand AV Customer Care for additional information. Column provides 12" of adjustment ranges at 1" increments between 3 and 4 feet (91.4 - 121.9 cm) for ceiling installations.