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For black algae control
Step 2 is added weekly
Spa may be used immediately after treatment
Particularly good for commercial spas and other spas with big bather loads
apply product weekly as part of your maintenance routine
Spa Essentials pH Decreaser (22 oz) Spa Part For black algae controlSpa Essentials pH Decreaser (22 oz) Spa Essentials pH Decreaser gives spa owners with an effective way to reduce the pH level and alkalinity of their spas, preventing cloudy water and scale build up which high pH levels create. Lowering your pH level, along with alkalinity, will make you spa more comfortable for bathers. Care must be taken to not lower the pH too much, which will cause equipment damage from corrosion, but to strive for a chemically
