API® Pond pH Down®, 16 Ounces Asynchronous An LED version uses less

An LED version uses less wattage

netting or other forms of stress

These replacement spring check valves are used as replacements for the double union check valves used on AquaBead filters

Higher density airstones are self-weighted

This will allow for a good tight seal

API® Pond pH Down®, 16 Ounces Asynchronous An LED version uses lessAPI pH Down slowly lowers the pH of pond water (making it more acidic) without harming delicate pond fish or aquatic plants. A high pH limits the ability of aquatic plants to absorb necessary nutrients. pH Down neutralizes alkaline substances that cause high pH: mineral leaching, soil runoff and decomposing waste. Safe for pond fish and aquatic plants Contains no algae promoting phosphates UPC Code: 317163161708 Application Instructions Test pH before