BioGuard Polygard Concentrate is a highly effective, non-foaming polyquat algaecide specifically formulated to destroy common algae species like green and black algae, while also preventing future infestations in your pool and attached spa, fountain, or jetted returns. This powerful, metal-free solution, containing 600g/L polixetonium salts, works seamlessly with both chlorine and bromine, ensuring comprehensive algae control with negligible effect on water balance, making it an essential and versatile chemical for maintaining pristine, algae-free swimming environments.
