Intulon's 3d-printed tube coupler makes extending your existing portable air conditioner exhaust tube a quick and painless process. Fit and forget.
Counter-clockwise threaded coupler connects to a counter-clockwise threaded hose.
Secure fit on 5-inch tubes with no leak. Outer diameter 138mm. Inner diameter 130mm (5.12inch). The inner diameter does not take the thread into consideration and is the maximum diameter of a compatible tube.
