Dirty Harry Pre Filter
These Dirty Harry pre-filters provide you with an additional tool to keep your pond clean. The Dirty Harry pre-filter ensures that larger waste solids in the pond water, such as leaves, small branches and larger algae particles are collected before they are caught up in the pump or in the filter. By pre-filtering the water, you prevent larger particles from clogging up or overloading the filter.
They help save the service life of the pond pump is protected because large particles will not damage the impeller of the pump.
The housing of the Dirty Harry pre-filter is transparent, so it is easy to see when it needs cleaning.
The Dirty Harry pre-filter has a maximum pressure rating of 2 bar and comes complete with unions for 63 & 50mm solvent pipe, 1½" female threading and hose tails 25/32/40mm.