Wide compatibility - Air Conditioner Accessories are suitable for many portable air conditioning units,supporting clockwise and counterclockwise air conditioning hosesEnhanced cooling - Round Tube Adapter for Air Conditioner connects tightly to the air conditioner, which helps to drain heat from the room quickly, and your air conditioner can cool the room more effectively in less timePerfect parts - Exhaust Duct Interface is able to replace your old and damaged parts,which perfectly fits the exhaust hose of portable air conditionerMaterial - Air Conditioner Exhaust Hose Connector made of environmental friendly ABS is durable and long-lasting,also lightweight,strong and flexible,working for a long timeEasy to install - Air Conditioner Exhaust Hose Coupler is easy to install,no tools needed, no drilling required,which can be easily installed on the back of the portable air conditionerDescriptionThis round Air Conditioner Exhaust Hose Connector is suitable for many portable air conditioning units. This adapter can connect the exhaust hose tightly to the air conditioner, which helps to drain the heat from the room quickly, and your air conditioner can cool the room more effectively in less time.FeatureAir Conditioner Hose-Material:ABS.-Size:Inner diamter:13.5 cm/5.31 inch.Outer diameter:15 cm/5.91 inch.Height:4.2 cm/1.65 inch.Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight 1-3cm dimension difference due to different manual measurement.Package Including1 pcs* Air Conditioner Hose