【AC HOSE】 AC hosed extension, so that it meets the vent on the back of your air conditioning unit. 【UNIVERSAL COMPATIBILITY】 Universal Replacement AC Vent Hose for Haier LG, Delonghi and More. 【Adjustable LENGTH 】 The shortened length of the hose is 11 inches, and the max length can be extended to 80 inches 【DURABLE＆SUPERIOR MATERIAL】 portable ac hose with high temperature resistant, works-30℃~140℃ , Made of high-quality Polypropylene&Stainless steel , strong and durable , no odor and long. 【EASY TO INSTALL】Line up the front of the hose and twist on to the unit specific coupler. Fully expand the end of the hose, align with the coupler, and rotate the coupler counter-clockwise to twist onto. This exhaust hosed fits various portable air conditioners which use 5.9 inch air conditioner exhaust hoses and its thread is countering clockwise. Universal Replacement AC Vent Hose for Haier LG, Delonghi and More. This ac hose has good telescopic function and flexibility. The shortened length of the hose is 11 inches, and the max length can be extended to 80 inches. You can You can adjust this flexible, extendable air conditioning hose according to the situation at home or office. adjust this flexible, extendable air conditioning hose according to the situation at home or office.propylene&Stainless steel , strong and durable , no odor and long