Easy Pro ERC 1/4 HP

which run up to 12 hours per day even in low-light conditions

Precautions for fish:

Options include the 1/4 HP

Easy Pro Quick Sink Diffuser - Double Plate Surface Aerators Easy Pro ERC 1/4 HPWe have always loved the plate style diffusers from Easy Pro. Now they come with a self weighted base for easier deployment. Quick Sink, self weighted membrane air diffuser assemblies are designed to be placed at the bottom of a pond or lake. The self weighted design eliminates need for gravel and reduces installation time. The Quick Sink diffuser assembly features round rubber (EPDM) membrane diffusers with thousands of holes which produce small air