Extension exhaust hose for Portable Air Con - Air conditioners
2018/2/7· Standard bunnings silver ducting, just measure the diameter of your current tube. you can lengthen the run, just keep the bends and length of the tube to an absolute minimum. The longer the tube, the more surface area it has to radiate heat and reduce the efficiency. you gotta do what you gotta do. User #415362 1533 posts.