What You Should Know When Your Liner Isn't Inverting

I received this question recently:“My tank inversion unit blew up on me when I added some more air pressure to get the liner to move. More pressure should get the liner to move when it stops, shouldn’t it?”Luckily the guy didn’t suffer any physical harm by overpressurizing the tank. Exceeding the pressure applies to any device that uses air or water to invert CIPP liner into a pipe — an inversion tank, calibration tubes, liner guns or our Quik Shot system. Each manufacturer prescribes the maximum volume of pressure allowed. Some of the tank devices I’ve seen warn against pressure over