Ultra-Sieve 3 (Max Flow 4000GPH) Algae A 70 litre per minute

A 70 litre per minute air pump is included

on the inlet

This filter system is perfect for ponds of all sizes and types - the 320 is aimed at the larger ponds

Be prepared to carry out tasks yourself under our guidance so that you learn

Ultra-Sieve 3 (Max Flow 4000GPH) Algae A 70 litre per minuteHow it works: Pond water will flow over the top of the auto adjustable dam (A). This dam is connected to the floater so its height is automatically adjusted. This system will provide that the exact amount of water that is pumped out the filter will enter the filter on the inlet. This has a number of big advantages in comparison with other sieve filters: Multiple, or bigger, inlets are possible (standard 2 x 110mm!). The upper edge of the UltraSieve