Instant Ocean Salts Size:200 gallon Mixture Replacement air stones for Koender's

Replacement air stones for Koender's windmills are ¼" MNPT

AquatiClear features a brand-new composite prop guard with smooth

carbon dioxide)

C10 - portable thermostat

The unique curved handle grip makes it easier to pull dense loads with less effort

Instant Ocean Salts Size:200 gallon Mixture Replacement air stones for Koender'sInstant Ocean has been the preferred salt mix of public aquariums and home aquarium owners for many years. It is scientifically blended to contain every minor and major trace element required to make artificial seawater. Phosphate and nitrate free, it dissolves quickly without insoluble residue. Each package will make a 32 ppt salt solution at listed volume. Contains no chlorine remover.