DYMAX Slim Flo SF-240

DYMAX

DYMAX Slim Flo SF-240

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DYMAX Slim Flo SF-240 is a slim external hang‑on filter that clips to the side of your aquarium, providing powerful yet quiet waterfall filtration without taking up space inside the tank. DYMAX Slim Flo SF-240 delivers 240L/H of adjustable flow with an extendable intake pipe and easy‑change cartridges, ideal for 45–80cm aquariums. DYMAX Slim Flo SF-240 is a compact external hang‑on filter designed to give medium‑sized aquariums strong, efficient filtration while keeping the inside of the tank free for fish, shrimp and aquascaping. Instead of sitting in the water like an internal power filter, DYMAX Slim Flo SF-240 hangs neatly on the rim of the glass, helping maintain a clean, uncluttered display. The cascading waterfall outlet of DYMAX Slim Flo SF-240 creates excellent surface agitation and oxygen exchange. This high level of aerobic filtration supports healthy conditions for fish, plants and other aquatic organisms, especially in tanks where gas exchange can be a limiting factor. Why Choose DYMAX Slim Flo SF-240 DYMAX Slim Flo SF-240 is a great choice when you: Need a hang‑on filter for aquariums in the 45–80cm size range Want to save internal tank space for scaping and swimming room Prefer a slim, quiet and unobtrusive filter body Like the waterfall effect for boosting oxygen levels and...

$34.00

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Live fish dispatchMonday–Wednesday for healthy arrival.

Shipping restrictionsNo live fish to WA or TAS. NT permit required.

Click & CollectAvailable from Newmarket, Brisbane.

DYMAX Slim Flo SF-240

DYMAX Slim Flo SF-240$34.00

DYMAX Slim Flo SF-240

Live Arrival GuaranteeEligible livestock orders are covered.

Professionally quarantinedHealthy livestock cared for by specialists.

Expert adviceSupport from experienced aquarium keepers.

Click & CollectCollect from Newmarket, Brisbane.

Product information

Everything you need to know

DYMAX Slim Flo SF-240 is a slim external hang‑on filter that clips to the side of your aquarium, providing powerful yet quiet waterfall filtration without taking up space inside the tank. DYMAX Slim Flo SF-240 delivers 240L/H of adjustable flow with an extendable intake pipe and easy‑change cartridges, ideal for 45–80cm aquariums.

DYMAX Slim Flo SF-240 is a compact external hang‑on filter designed to give medium‑sized aquariums strong, efficient filtration while keeping the inside of the tank free for fish, shrimp and aquascaping. Instead of sitting in the water like an internal power filter, DYMAX Slim Flo SF-240 hangs neatly on the rim of the glass, helping maintain a clean, uncluttered display.
The cascading waterfall outlet of DYMAX Slim Flo SF-240 creates excellent surface agitation and oxygen exchange. This high level of aerobic filtration supports healthy conditions for fish, plants and other aquatic organisms, especially in tanks where gas exchange can be a limiting factor.

Why Choose DYMAX Slim Flo SF-240

DYMAX Slim Flo SF-240 is a great choice when you:
  • Need a hang‑on filter for aquariums in the 45–80cm size range
  • Want to save internal tank space for scaping and swimming room
  • Prefer a slim, quiet and unobtrusive filter body
  • Like the waterfall effect for boosting oxygen levels and surface movement
  • Want simple, quick cartridge changes and straightforward maintenance
With DYMAX Slim Flo SF-240, you get reliable mechanical and biological filtration plus added aeration, all in a compact form factor that suits a wide range of community and planted tanks.

Key Features of DYMAX Slim Flo SF-240

DYMAX Slim Flo SF-240 offers:
  • External hang‑on design that clips securely to the aquarium rim
  • Slim, compact housing that keeps equipment outside the tank
  • Cascading waterfall outlet for strong aerobic filtration and oxygenation
  • Extendable intake pipe to position the strainer closer to the bottom of the aquarium
  • Adjustable flow control knob – reduce flow during feeding or for gentle setups
  • Quiet operation, suitable for living areas, offices and bedrooms
  • Easy replacement filter cartridges for convenient servicing
  • Flow rate: 240L/H, Power: 2.5W
  • Suitable for aquariums 45–80cm in length
The extendable intake on DYMAX Slim Flo SF-240 helps pull water from lower in the tank, improving circulation and ensuring debris and waste are efficiently removed.

Using DYMAX Slim Flo SF-240 on Your Aquarium

To get the most from DYMAX Slim Flo SF-240:
  1. Hang DYMAX Slim Flo SF-240 securely on the rim of your 45–80cm aquarium.
  2. Adjust the intake pipe length so the strainer sits safely above the substrate and away from fine sand.
  3. Pre‑fill the filter chamber with aquarium water before switching on to assist priming.
  4. Use the flow control knob to set an appropriate flow for your fish, shrimp and plants.
  5. Rinse or replace the filter cartridge regularly to maintain clear water and stable biological filtration.

Customer reviews

What aquarium keepers say

Customers rate us 4.9/5 based on 39 reviews.