This APS ULTRA brand HP-PACK SD filter is designed to be a replacement for Millipores Q-Gard 1 filter.
This Filter pack is designed to be pretreatment to the Millipore Quantum or the
APS ULTRA brand FP-PACK filters that are being fed with Reverse Osmosis or Distilled water. This type of feed water can contain a higher level of ions in the water contamination that cause shorter filter life . The APS ULTRA brand HP-PACK 10 will reduce this contamination and fits all current Milli-Q Systems.
This product is Manufactured in the USA.