The VersaChlor® 9501113 System I Easy Feed Pool Chlorination System Complete Skid Package comes factory-assembled and ready for dealer installation. This system is pre-plumbed atop a compact, elevated aluminum frame making final plumbing connections quick and easy. The System I works with any swimming pool controller and its new modular design incorporates an inlet/outlet bypass valve that facilitates cleaning for low-maintenance operation. The System I eliminates over-stabilization associated with Trichlor systems and has many advantages over liquid bleach, including lower acid consumption and no spill containment requirements.