🏖️ Dive into clarity with HTH – your pool's best friend! Pair with HTH 6-Way Test Strips for balanced water chemistry. Simplify your pool care routine with convenient 3" tabs. Enjoy pristine pool conditions with every swim. Each tab lasts up to a week, ensuring your pool stays inviting. Perfect for all pool types, from vinyl to saltwater systems. Sanitizer & clarifier Slow dissolving Compatible with all pools HTH 42055 Swimming Pool Care 3" Chlorine Tabs Advanced is a powerful 25lb chlorinating sanitizer that combines the benefits of a sanitizer, clarifier, and algaecide in one easy-to-use tablet. Designed for all pool types, these slow-dissolving tabs ensure your pool remains clean and clear throughout the swimming season.