Power-Loc fittings by Jain Irrigation are quickly revolutionizing fitting expectations worldwide. A more rugged alternative to insert and compression, Power-Loc fittings have a locking mechanism that is easily tightened after emitterline is pushed on. The patented locking technology works great under high pressures and around heavy foot traffic. Available in 5 different sizes there is sure to be a Power-Loc for every one of your applications.