Automatic Cl Feeder Plastic In Line Automatic Pool Chlorinator Dispenser for Indoor Outdoor Swimming Pool Hot Tub gray.Feature: 1. Plastic Material: Made from premium plastic, ensuring stable operation in various weather conditions, performing efficiently in both hot summers and cold winters. 2. Multiple Applications: Specifically designed for swimming pools, the chlorinator automatically and evenly dispenses Cl tablets, maintaining clean and safe water quality for both above ground and in groun