Four Disc 9" Rubber Membrane Diffuser with self-sinking base Decorative Fish The mains power timer controls

The mains power timer controls the overall run time of both the laser and rotator

If you’re looking for a windmill that is authentic and makes a statement

These Windmill Aeration Systems include (qty 2) dual rubber membrane diffusers

5/4" boards or composite for the top

We provide everything you need to build it

Four Disc 9" Rubber Membrane Diffuser with self-sinking base Decorative Fish The mains power timer controlsFour Disc 9" Rubber Membrane Diffuser with Self Sinking Base Designed to sink without adding rocks or sand to your diffuser base Heavy gauge metal with a textured powder coat finish. Low psi self cleaning diffusers Rope holes to allow easy setting of each diffuser Backflow valve to prevent water entering the airline. You can also add our optional riser tubes to elevate your rubber membranes if you have a lot of mud and muck on the bottom of your pond