Work methodically, starting at the lower sections and moving upward so the solution is applied evenly.
Saturate the algae-covered areas thoroughly, but avoid unnecessary overspray onto windows, doors, electrical components, and other sensitive surfaces.
The goal is to coat the algae and give the solution enough time to loosen it.
6. The “Let It Sit” Step That Does the Hard Work
Once you’ve applied the solution, let it sit for a short period so it can work on the buildup. Around 20 to 30 minutes is a reasonable starting point.
