Neptune Systems DOS DDR Dual Reservoir – Advanced Fluid Storage Solution nyos non-pelleted bituminous carbon seeded with

non-pelleted bituminous carbon seeded with millions of beneficial bacteria and enzymes that actively break down trapped organics

Protects Biofilters – Prevents slime buildup that blocks oxygen flow

Perfect for reef aquariums

Featuring dual chambers

making it a reliable first-response solution to protect fish

Neptune Systems DOS DDR Dual Reservoir – Advanced Fluid Storage Solution nyos non-pelleted bituminous carbon seeded withThe Neptune Systems DOS DDR Dual Reservoir offers an elegant and highly functional solution for two part or liquid storage. Designed with efficiency in mind, it integrates seamlessly with the DOS dosing system, making it a perfect addition to any automated reef setup. Each of the two reservoirs holds up to 2 liters of fluid, providing a total storage volume of 4 liters, and is engineered to deliver exceptional performance while minimizing spills and