Hanna HC - HI772 - Marine Alkalinity Checker (dKH)® Zoas Dymax Filter Media Bag is

Dymax Filter Media Bag is a zip type filtering bag made with a non corrosive plastic zipper with washable nylon mesh material that provides durability and flexibility for filtration applications

Flow Capacity: 950 l/h

trickle filters

Whereas most competing products are designed primarily for freshwater aquariums

And the first time you pick up an AquaBlade you’ll notice the difference it makes

Hanna HC - HI772 - Marine Alkalinity Checker (dKH)® Zoas Dymax Filter Media Bag isThe Hanna Marine Alkalinity (dKH) Checker bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color. Professional instrumentation incorporates a light source such as an LED or tungsten lamp with a filter and a light sensing detector to precisely determine absorbance and ion concentration. This level of