Attention - Mobile Air Conditioner Hose Has A Diameter Of 15/5. 9 Inches. Please Measure Your Hose Before Purchase. Our Mobile Air Conditioning Hose Is Counterclockwise. Make Sure That The Direction Of Rotation Of The Connector Is Counter-Clockwise. If You Have Any Questions, Please Contact Us. (Due To Different Production Batches, The Pipe Diameter May Have An Error Of 1-2Mm, But It Will Not Affect Normal Use) New Material 2Nd Generation Pp: Most Mobile Air Conditioner Drain Pipes On The Market Are Made Of Ordinary Pvc, Which Is Easily Damaged And Deformed At High Temperatures. Air Conditioning Hose Is Made Of Eco-Friendly Polypropylene That Can Withstand Temperatures From -20C To 70C. In Addition, An Additional Steel Spring Is Built Into The Air Conditioner Hose To Make It More Sturdy And Not Easily Deformed And To Ensure A Longer Service Life Adjustable - Our Mobile Air Conditioner Hose Is 79 Inches / 2 Meters Long , Which Can Shrink To 15 Inches / 37 For Easy Storage. Thanks To The Built-In Steel Spring, The Mobile Air Conditioner Tube Can Be Twisted And Retracted At Will Without Breaking Or Deforming. You Can Extend The Exhaust Pipe To Your Desired Length To Fit Different Height Windows And Exhaust Ports. If You Need Shorter Hose, Please Choose Another 1. 5M Hose. High Compatibility - Toponw Mobile Air Conditioner Drain Hose Is Suitable For Most Of The Mobile Air Conditioner On The Market. In Addition, It Is Also Suitable For Window Caulking Kit. It Can Effectively Reduce Energy Consumption And Save Electricity Costs. 90 Days After-Sales Service - Is A Responsible Company. We Offer You 90 Days Of After-Sales Service Because We Are Confident In Our Air Conditioning Drain Hose. If You Find Any Quality Problems Within 90 Days, We Will Offer You A Refund Or A New Air Conditioner Extension Hose Until You Are Satisfied.