API® Pond pH Down®, 16 Ounces Asynchronous These replacement spring check valves

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

Kasco® Aerators have a proven record in a multitude of applications

This will allow for a good tight seal

netting or other forms of stress

Pondless® Vault

API® Pond pH Down®, 16 Ounces Asynchronous These replacement spring check valvesAPI 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