Saturday 5 March 2011

eSpring Water Treatment System - Technology Part 1 - Carbon Filter


Combination of Carbon Filter, Ultraviolet and electronic monitoring technology

Carbon Filter

Inside the eSpring Water Treatment System is an activated pressed carbon block filter. This patented multi-stage carbon block effectively removes: 
  
  • Chlorine taste and odour
  • Particulates, thus improving clarity
  • More than 140 possible health-effect contaminants, including lead, mercury, VOCs, disinfection by-products like THMs, and the petrol additive MTBE. 

 How it works
  • Carbon filtration has long been the technology of choice for home water treatment systems, but our patented eSpring carbon filter does much more. 
  • Most health-related contaminants (pesticides and their by-products, VOCs and THMs) contain carbon molecules, and carbon molecules tend to bond together. So contaminants in tap water will tend to bond with the carbon block filter. 
  •  
 Activation increases the carbon surface

We "activate" the carbon through a special heat process that creates thousands of pores. This increases the surface area available to attract contaminants. The carbon is then pressed together to create a fixed carbon block. This increased surface area increases the ability of our filter to attract and "trap" carbon-based contaminants as water passes through the carbon block. Various other organic contaminants also tend to adhere to the porous surface, so the carbon-block filter acts as a magnet for contaminants. No other in-home system reduces more possible health-effect contaminants than eSpring.

To increase the sediment removal surface by four times more, a polypropylene prefilter is added to the system. No additional space is required to accommodate the prefilter as it comes with the UV-carbon cartridge. It is used to remove particles down to 1 micron size.


Our patented carbon block filter:
  • traps particulates 300% smaller than the diameter of a human hair.
  • will treat up to 5,000 litres (1,320 gallons) of water or up to one year, whichever comes first.
  • uses patented technology unique to eSpring.

Good nutrients pass through
 
While most health-effect contaminants are carbon based, many beneficial minerals like calcium, magnesium and tooth-decay-fighting fluoride are not. That means they do not form a bond with the carbon filter; they simply pass through it and remain in the water.

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