COUNTER-CLOCKWISE THREADS-Designed with a 5" diameter and 78" length, these versatile air conditioning hoses can fit a wide range of compact, portable AC units,these portable air conditioner exhaust hoses feature counter clockwise threading that helps it seal tight to ensure safe discharge,

STRETCH AND SHRINK FREELY: the hose is extendable, the shortened length is 15.7 inch/ 40 cm, it can extend up to 78.74 inch/ 200 cm, easily extend the length of the exhaust hose to fit into anywhere you want

DURABLE AND STURDY: hose is constructed from polypropylene with good flexible, durable and portable, this is a good replacement to keep your air conditioner from leaking when the essential vent hose has cracked

EASY TO INSTALL: gently extend out the exhaust hose to meet up with the existing hose, line up with the both ends, clockwise rotate until it snaps into place, it's easy to install

Note: please make sure this is the correct hose both the size and thread for your portable air conditioner before purchasing; If you have any problems about your purchase, please don't hesitate to contact us and we'll make it right