Removes stubborn algae from your hot tub, pool or spa with ease. Helps to maintain clearer, cleaner and more hygienic water. Prevents algae regrowth so that your pool, spa or hot tub will remain free from algae for longer. Perfectly safe to use in all types of hot tubs, pools and spas. Keeps your pool fresh and clean by making sure stubborn algae is removed for good. Pool Algaecide - Removes Algae From Pools, Hot Tubs and Spas - White
