Clockwise Orientation Our air conditioning sockets are threaded in an anti-clockwise direction, so make sure this is correct for your air conditioner before purchasing. Easy to Clean Simply wipe with a damp cloth, you can quickly clean the dust on the exhaust hose. It is completely waterproof and can be washed directly with water. Easy installation Extend the end of the hose completely, align it with the coupling and turn the coupling counter-clockwise to turn it onto the hose. Repeat at at the other end of the hose to attach it to the second coupling. Expandable hose The shortened length of the hose is 16 inches. You can extend the hose up to 78 inches. replacement exhaust hoses are longer than most hoses, making them more flexible for use in large areas., Manufacturer: TRDEWR