Tube Membrane Diffuser 300mm (1/2″ screw fitting)


Tube Membrane Diffuser 300mm (1/2″ screw fitting)


Tube Membrane Diffuser 300mm.

In Stock: 24 available


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  1. Tube style membrane diffusers are ideal for aquariums, Koi ponds, aquaculture and fish transport applications.
  2. Their low pressure drop, medium bubble production from small holes (0.9mm) in the EPDM membrane is reliable & ideal for long, non-clogging use.
  3. They are easy to clean (just blast extra air to clean the membrane pores), Ozone resistant and heat resistant for a multitude of applications.
  4. Their long lengths can create a great bubble curtain in aquariums.
  5. Fitted with 1/2″ screw fitting and now with plastic clamps these are also ideal for saltwater applications.


  • Constucted of moulded PVC body and an EDPM membrane that will not block.
  • Ideal for lakes, ponds, waste water and sludge applications.
  • Great for compost tea, aquarium and tank aeration applications.
  • Blower and compressor compatible.
  • UV stabilised and ozone resistant.
  • Suitable for fresh and salt water.
  • KALS diffusers have 0.5mm holes and produce a smaller bubble, KAL300 and 600
    have 1.6mm holes and produce a large bubble.
  • Produces a bubble of approximately 1-3mm.
  • Multiple connection options with barbed, male (MPT) and female (FPT) fittings.


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