The success story of sera began more than four decades ago: Josef Ravnak - who already had gained excellent reputation with the selling live food for aquariums -, founded his own company in 1970. He first worked as a one man enterprise and developed the company into a leading supplier within the aquarium, pond and terrarium industry step by step.
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Where my tank was positioned the light would catch my eye if I was trying to do something else. These shades solved that problem whilst looks clean and classy too
Very happy with this kit. Quite easy to use, it’s Hanna so you know it’s accurate, and very nice piece of mind knowing you aren’t injecting too much co2
