Granular Black Spot Killer

Description

Granular Black Spot Killer Description:

Granular Black Spot Killer is designed to clear up even the worst case of blackspot from the surface of white plaster, tiled and pebblecrete pools. Easy to use and incredibly strong the granules are directly sprinkled onto the affected area, not only killing the blackspot you can see but killing the root deep down in the wall to help prevent a recurrence.

Features:

• Controls blackspot algae in pebblecrete, plaster and tiled pools
• Slow release
• Metal free