“Probably the best product available for phosphate reduction. If you overdose it your alkalinity will dip.”
“Used it for years now in 4 different tanks wouldn課ｪt try anything else As it works well”
“It's just works, particle size is good too for my reactor”
“Has brought my high phosphate down to acceptable levels within a week.recommended”
“Fast service and good value”
“Great product for getting levels down.”
