Longlasting material Made from sturdy ABS plastic, this air conditioning exhaust hose adapter is built to withstand daily use while maintaining its integrity. Compatibility Fits ventilation ducts with diameters of 130 mm or 150 mm, making it a versatile addition to your air conditioning setup. Sealing efficiency Delivers a snug connection to the air conditioning pipe to prevent leaks and entry of insects or debris, helping maintain cooling or heating performance. Easy installation Features a common thread design that accepts both clockwise and counterclockwise tightening, enabling straightforward, userfriendly installation. Use scenarios Scenario 1: Connecting a portable air conditioner to a window vent kit in homes or apartments with standard 130 mm or 150 mm ducts. Scenario 2: Replacing a worn or damaged adapter in a home or office ventilation system to restore seal and performance. Scenario 3: Supporting temporary or mobile cooling setups in workshops, garages, or at events using 130/150 mm ducting.