Double Disc 9" Rubber Membrane Diffuser with Self-Sinking Base Pond Dock It also has a 5-year

It also has a 5-year warranty on the compressor which is unmatched in the Industry

These floating pond fountains are designed to have a long life in the roughest conditions

Double wide: 8' x 10' (qty 2 dock tops

Coverage distance in sunlight: up to 400 metres*

Double Disc 9" Rubber Membrane Diffuser with Self-Sinking Base Pond Dock It also has a 5-yearDUAL 9" RUBBER DISC MEMBRANE DIFFUSER WITH SELF SINKING BASE Designed to sink without adding rock or sand to your diffuser base Heavy gauge metal with textured powder coat finish. Low psi self cleaning diffusers Rope holes to allow easy setting of 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 or lake.