$27.99 (as of 14/09/2018 07:03 PDT details )
Features:
- BioGuard Optimizer Plus 8
- Buffers and helps keep the water balanced.
- Optimizer Plus helps the BioGuard brominating, chlorinating or biguanide programs work more effeciently
- Helps suppress algae growth and is proven to improve water clarity
- Optimizer Plus is stable in pool water and in not degraded by sunlight