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BioSmart 18000

Code: 56776

The OASE BioSmart 18000 is a flow-through pond filter designed for larger garden ponds.

It provides mechanical and biological filtration in a simple, gravity-return unit, with accessible foam cleaning from the top for straightforward maintenance.

A dependable option for keeping ornamental ponds clear and balanced with minimal fuss.

£299.99

Product Description

  • FISH-FRIENDLY: Additional oxygen enrichment through special water supply.
  • PERFECT FIT!: Optimally adapted to the OASE AquaMax filter and watercourse pumps.
  • BENEFIT: Easy to hide, since the filter housing can be buried to ⅓ of its height.
  • ALL CLEAR!: Guarantees clear pond water by combining mechanical/biological cleaning with effective UVC technology (BioSmart UVC 16000).
  • INCLUDED: Displays showing the degree of soiling and water temperature.

 

The OASE BioSmart 18000 is a powerful continuous-flow filter (382 mm long, 555 mm wide, 408 mm high) for garden ponds up to 18 m³ and fish ponds up to 9 m³. 2 blue filter sponges and 1 green and 1 red filter sponge each ensure optimum mechanical and biological filtration. The filter with a maximum flow rate of 5500 l/h has two inlets with a universal stepped hose nozzle from 1″ (25 mm) to 1½” (38 mm) and a DN 75 outlet.

 

Can be optimally combined with OASE UVC pre-cleaning units Bitron C 24 and 36 W as well as Vitronic 18 to 36 Watt. For cleaning, the continuous filter has cleaning levers for pressing out the filter sponges, a bottom drain and a rinse connection. The guarantee is 3 years.

 

Technical data

Dimensions filter (L × W × H) mm 382 × 555 × 408
Net weight kg 6.00
Limited Warranty Years 3
Number of filter foams, total Units 4
Number of blue filter foams Units 2
Number of red filter foams Units 1
Number of green filter foams Units 1
Temperature display Yes
Inlet connections mm 25 / 32 / 38
Inlet connections 1″, 1 ¼”, 1 ½”
Outlet connections DN 75
Sludge discharge connections DN 50
Max. flow rate l/h 5500
Suitable for ponds up to max. m3 18.0
Suitable for ponds with fish stock m3 9.0
Suitable for ponds with koi m3 4.5

Delivery Details

Delivery Charges
We offer two simple delivery options:

  • Free shipping on all orders over £75
  • Flat rate of £3.95 for lighter parcels on orders under £75
  • Flat rate of £5.50 for heavier parcels on orders under £75

All deliveries are sent via Royal Mail, ensuring reliable and trackable service.

Delivery Times
Orders are usually dispatched within 1–2 working days. Once shipped, Royal Mail typically delivers within 2–4 working days. Please note that during peak times or in the event of postal delays, delivery may take slightly longer.

Delivery Locations
We currently ship to UK addresses only, including mainland UK and Northern Ireland.

Read full shipping policy.

Questions?

We’re here to help. If you have any questions about your delivery, email us at mskoiltd@outlook.com and our customer service team will be happy to assist.

Free delivery on orders over £75

Enjoy free standard delivery when you spend £75 or more.

Easy
Returns

Hassle-free returns if something is not quite right.

Same Day Dispatch

Orders placed before 2pm are dispatched the same day.

Dedicated Support

Friendly support whenever you need help or advice.

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