Hanna HI782 Saltwater Nitrate High Range Checker® HC Kessil The Foam Block Distribution Plate

The Foam Block Distribution Plate is perforated with holes and can be used when filter socks are not desired or in the case when the filter socks need to be changed or cleaned but replacement socks are not readily available and you want to maintain some level of mechanical filtration

This is true both inside as well as outside the aquarium

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While a float valve mechanism itself is certainly no high-tech solution

and since a majority of us do not use even 80% of the available lighting output

Hanna HI782 Saltwater Nitrate High Range Checker® HC Kessil The Foam Block Distribution PlateThe HI782Marine Nitrate High Range Colorimeter is designed to accurately determine low range nitrate levels in saltwater aquariums and marine applications. With a digital read out, there is no more struggling to determine colors visually. Range: 0. 00 to 5. 00 ppm (as NO3) [0. 0 to 50. 0 ppm (calculated) using dilution] Built in timer so you don't miss a step. Saltwater Compatible The HI781 CheckerHC (Handheld Colorimeter) is a simple, accurate, and