Recirculating Aquaculture Discharge even the valve body can

even the valve body can be changed without upsetting the ends that may be glued to your pipes

Unlike the standard silica air stones

and other small animals

which allows the cartridge to be changed without interrupting the flow

providing high volume at low pressure (10 psi max)

Recirculating Aquaculture Discharge even the valve body canDeveloped to be a practical guide to intensive aquaculture for the practicing aquaculturist, this book is the reference text for the popular Cornell University and Freshwater Institutes Short Course on Recirculating Aquaculture Systems (RAS). Contents include basic principles behind biofilter systems, gas conditioning equipment, solids capture, waste treatment and management, culture vessel design, pumps and fluid mechanics, control and monitoring