Hanna Pocket Checker for Testing Iodine - Freshwater Pure Aquatics Freshwater 501-650l Calcium is one of the

Calcium is one of the most important compounds in our aquariums

TetraTec IN filters also re-oxygenate water as it is recirculated

Works excellently as the only filtration medium for the aquarium or pond or may be employed in addition to other filtration media

Filter Media Poly Pad M

The DIY refill system can be easily installed on panes of glass with a wall thickness of 3 to 10 mm in just a few simple steps

Hanna Pocket Checker for Testing Iodine - Freshwater Pure Aquatics Freshwater 501-650l Calcium is one of theThe HI 718 Hanna Iodine Checker bridges the gap between simple chemical test kits and professional instrumentation. With a resolution of 0. 1 ppm (125 points) and 5% of reading 0. 1 accuracy it provides a clear digital readout of Iodine. Hanna pocket checkers offer a cost effective digital alternative to chemical test kits. Water quality can be tested and controlled quickly and accurately with these professional quality meters, but at a fraction of