Heavy Duty Black Spot & Algae Killer

Heavy Duty Black Spot & Algae Killer

Granular Trichlor to remove the heaviest blackspot infestation.
Super strength.

Sustaining Clean Water

A diverse range of algaecides suitable for the treatment of green, black and mustard algae. Proprietary formulations ensure quick results every time. The uniquely formulated phosphate remover leaves no cloudy residue.