These units will reduce the frequency of most pond owners biggest maintenance job. Laguna Powerflo pre-filters are designed with 2 large coarse sponges that will provide up to 25 times more clog resistance than the small sponges provided with most pumps.
The Powerflo Max unit also provides enough biological filtration to keep up with the needs of small ponds.
Easily connects to a 3/4 to 1 1/4 inch intake hose on any pump.
