As with everything General Hydroponics offers these are some high quality pumps. There are few pumps out there that are beefy enough to handle your whole system. Each pimp has a manifold with 4 individually controlled 1/4" outputs. They are advertised to be able to tee them off to 12 air driven hydroponic air systems.

Realistically you can buy some of the cheaper pumps and get more air for MSRP of $64.98. There are quite a few advantages of these multi taps. One thing that is nice is it only takes up one electrical outlet, meaning less wires and clutter. I would say above anything else this product will out live any cheap air pump out there. Cheaper pumps seem to lose intensity, and fail regularly. Having to buy