Welcome to Dryden Aqua
We are a marine biological company specializing in water quality and innovative, sustainable treatment technologies. Our unique knowledge combination and detailed understanding of the biological as well as physio-chemical reactions has enabled us to develop a highly innovative range of products and systems such as AFM® Activated Filter Media, fine bubble air diffusers or ceramic oxygen diffusers.

Main applications for our solutions include pre-treatement for RO, removal of heavy metals and priority substances, removal of THM's in drinking water, swimming pool water treatment or tertiary treatment of effluent.

In our state of the art facility in Scotland we produce 20‘000 tons of AFM®  per year.