Our complete line of AquaForte Sieve

AquaForte Ultra Sieve III

AquaForte UltraSieve III The most compact, gravity fed, sieve filter with the highest pump capacity! For years this has been the leading and most reliable pre-filter for professional koi ponds. Now...(click on product image for more details)

AquaForte Ultra Sieve Midi

AquaForte UltraSieve Midi The smaller version of the successful UltraSieve III is here! The perfect solution for pump capacities up to ±12m³/h. The most ideal pre-filter! Create a compact filter...(click on product image for more details)

AquaForte Sieve

AquaForte Compact Sieve (Mini)- SOLD OUT

The Compact Sieve is a very versatile mechanical filter that can be used in different applications:

As a particle remover directly next to the pond or to a waterfall/stream return to pond.

As a mechanical particle waste pre-filter before surface mounted biological stages.

As a mechanical pre-filter for existing trickle filter systems.

The CompactSieve can be connected to a pond vacuum cleaner and the returned water from the vacuum cleaner can be fed into the input hose tail via a T-piece or directly. For extra particle removal and saving your precious matured pond water!

The CompactSieve can be connected to an existing pumped pond skimmer system. The unit must be mounted above pond water level.


The Stainless steel filter element has a width of 24 cm and a length of 40 cm with 250 micron openings (0,25 mm).

4000 gph max flow, this is a pump fed unit.

Max Pond size 6000 Gal.

Pump inlet: 25/32/40mm stepped hose tail.

Housing: dark-green PE. Shipped with cover.

Output and overflow: 75mm push fit fittings.

Dimension: (L) 50 x (W) 33 x (H) 56 cm, weight: ± 9 Kilo.