These units, when fitted with a 1 micron absolute rated filter, have been approved to NZDWS2008, after testing at Massey University to prove 3 log removal of Protozoa.
The 3M High Flow filtration system is designed for low turbidity clean water, and has proven to be a very cost effective method of gaining an extra 2 logs credit.
3M High Flow HFR Series filter cartridges are high flow capacity, high efficiency, inside to outside flow direction liquid filtration cartridges, designed for applications with large flow requirements.