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simply authentic
surround with supporting pieces at varying heights
3X more concentrated for demanding species*
*in terms of total soluble elemental fertiliser per ml
AquaLife Stainless Check Valve Rack1 simply authenticAquaLife Stainless CO2 Check Valve The AquaLife Stainless CO2 Check Valve is a small but essential safeguard for a pressurized CO system it lets gas flow one way only, from your regulator toward the tank, while stopping water from siphoning back up the line. Without one, tank water can creep backward into your tubing and ultimately your regulator, where it causes corrosion and failure. The stainless steel build is rated for the slightly acidic,
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