Seachem Phosguard - 1 Litre Silicone Secure the cable with a

Secure the cable with a drip loop

Use for: freshwater and saltwater aquariums

rehydrate it before use and allow adequate stabilization time before making decisions based on readings

Uses a carbonate and bicarbonate salt blend

with dual ranges for low and higher nitrate levels

Seachem Phosguard - 1 Litre Silicone Secure the cable with aSeachem Phosguard 1 Litre Seachem Phosguard 1 Litre is a larger format phosphate and silicate remover for freshwater and saltwater aquariums, helping manage nutrient levels and reduce conditions that support nuisance algae and diatoms. Seachem Phosguard for Larger Aquarium Filtration The 1 Litre size is useful for larger aquariums, multiple filters, or repeated media changes where phosphate or silicate levels need active control. PhosGuard can be