Well … All that I can be bothered to write at this point being that you appear to have zero knowledge of the design goals or implimentation of this product ! The Puritan system in no way interacts with or negates the mains safety to ground as installed in ones domicile by ones electricity utility provider , In the UK Or anywhere else on the planet as far as I can discern, contrary to your scaremongering.
Curiously another UK manufacturer , who produces the same equipment in design principle , provides a somewhat more digestible document than Puritan , which may assist in your education.
Leading manufacturer and retailer of Hi-Fi mains cables, mains conditioning products and Kimber Kable interconnects and speaker cable. Est 1986.
www.russandrews.com