A Cyanuric Acid (CYA)-free stabiliser. Unique to BioGuard, it filters UV light to prevent chlorine breakdown from the sun’s UV rays.

Features: 

• CYA-free
• Filters UV light
• Does not form toxic by products
• ORP probe-safe

Benefits: 

• Eco-friendly
• Prevents chlorine breakdown
• Up to 40% clearer water