poolife Super Algae Bomb 60 (1 qt) (2 Pack)
- Non-staining formula prevents a wide variety of algae.
- BioGuard Back Up Algaecide is BioGuard's most effective algae preventative..
- This product will not affect pH levels and is non-staining..
- Back Up Algaecide is stable in sunlight and will not evaporate..