EasyPro PA83 Rocking Piston Pond Aeration System Model:Compressor/Manifold ONLY (No Tubing or Diffusers) UL approved and CSA certified

UL approved and CSA certified

the brass is 4mm

biological way to revive your pond

As for versatility

EasyPro PA83 Rocking Piston Pond Aeration System Model:Compressor/Manifold ONLY (No Tubing or Diffusers) UL approved and CSA certifiedEasyPro PA83 Aeration Systems include compressor, valved outlet assembly, pressure relief valve, airlines, and diffusers. 2 year warranty on compressor; 5 year warranty on tubing and diffusers. 3 4hp 115v Stratus SRC Gen 2 rocking piston compressor Three valve manifold with pressure relief 300' of 3 8" tubing (optional) (3) QS2 self weighted rubber membrane diffuser assemblies (optional) Amps Max Pond Size Max Air Flow Max Depth 4. 5 3 acres 6. 3cfm