Product: Kem-Tek 2815-6 Chlorinating Tablets 1-Inch Pool and Spa Chemicals, 1.5-Pound
Brand: Kem-Tek
For every pool sanitization and super chlorination
Slow dissolving and concentrated for long lasting sanitation
Stabilized to reduce chlorine loss to the sun's UV rays
Maintains strong and steady chlorine residual
Economical size for pop up pools and small above ground pools

Search query: bio-active cyanuric acid reducer
Relevance: Substitute