SpaGuard Total Alkalinity Increaser, 2 lb (3-pack) for spas and hot tubs
SpaGuard Total Alkalinity Increaser raises spa alkalinity to prevent pH bounce and protect sanitizers. Easy to apply and improves water stability, with user feedback highlighting ease of use and value; some users report dissolution issues
Highlights
- raises total alkalinity
- prevents pH bounce
- easy to use
Pros
- raises total alkalinity
- prevents pH bounce
- simple to apply
- improves water stability
- good perceived value
Cons
- some customers report not dissolving properly
Best For
Features
- Raises Total Alkalinity to prevent corrosion and skin/eye irritation
- Helps prevent pH bounce caused by imbalanced chemical additions
- Defends spa surfaces and maintains sanitizer effectiveness
