WW4 Effluent Filter

Price on request:

Clarus Environmental’s WW4 Effluent Filter helps prolong the life of an on-site system by filtering solids that may cause harm to downstream components such as drain fields.  The WW4 has a maximum flow rate of 630L per hour but may be installed in parallel with additional units for greater flows.  The WW4 includes a patented bypass protection screen to keep solids in the septic tank during cleaning.  The deep pleated filter design offers highly effective filtering and solids retention.  The filter is designed for easy installation in new or existing septic tanks and comes with a lifetime warranty.



  • Rated for 630L per hour
  • 160m of 1/16” filtration
  • Attaches to 110mm SCH 40 or SDR 35 PVC outlet pipe
  • Easy to install and maintain
  • Integral bypass protection screen



State and local plumbing codes may require a specific liquid penetration. For example, 25% – 45% into the liquid depth or 230mm off the tank bottom.

Filters may be manifolded together to provide an additional flow rate.


All Clarus Environmental products must be installed and maintained in accordance with all applicable codes.

Product Specifications



630L per hour


160m. 0.6m square inches with filter sock



1/16″ standard. 1/32″ with filter sock


All materials are noncorrosive in the septic tank environment (PVC, ABS, and Polyethylene).



630L per hour

Two or more filters may be connected with a manifold for higher flow applications.

23L with filter sock.


Download the WW4 Effluent Filter Literature Sheet – (1MB)



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