BioGuard Polygard Concentrate 946ml

BioGuard Polygard Concentrate is a powerful, non‑foaming algaecide designed to keep your pool clear, clean and protected—without disrupting water balance. Ideal for pools with attached spas, fountains or strong water movement, its metal‑free formula prevents and controls all common algae types while remaining gentle on surfaces and equipment.

With 600g/L polyquat strength, Polygard delivers long‑lasting algae prevention and works seamlessly with chlorine, bromine and Naked Fresh Water Sanitation systems. Perfect for anyone wanting reliable algae control without irritation, foaming or complicated maintenance.

Why customers love it:

• Non‑foaming and safe for spas, fountains & jetted returns

• Metal‑free formula won’t stain surfaces

• Strong 600g/L polyquat for effective algae prevention

• Minimal impact on water balance

• Compatible with chlorine, bromine & Naked Fresh Water systems

• Easy, reliable protection for sparkling, healthy water