Ultima® Yello-Free Algaecide – 6 oz.

Yello-Free clears cloudy water quickly while eliminating yellow and mustard-colored algae in all types of pool surface construction. Swim just a few hours after application.
**Useful Tips:**
– Fast acting, nonmetallic granular formula
– Leaves no residue
– Compatible with bromine, chlorine, salt water, ozone and mineral sanitizing systems