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Filtration

 

What Filtration Can and Can Not Do

Understanding the Process, the Value and the Limitations of Water Filtration

 

Cysts, TDS, Salts, Hardness, Particles, NSF Ratings

What basic filters will remove:

  • Graded Density will remove Dirt, Sediment and Turbidity
  • Will remove Cysts IF  "Cyst Rated", NSF Class 1 Std. 53.
  • Carbon Filters can reduce Chlorine>99% (NSF, Std. 42, Class 1)
    • Taste and Odor associated with Chlorine, Chloramines and some organic microbes.
  • Carbon Filters can be effective at reducing THM's (Trihalogenated Methane Compound. A carcinogenic byproduct initiated by contact between free chlorine and certain organics to form materials similar to certain organic solvents).
  • As well reducing a great many pesticides, Lead, Cadmium, Mercury, and VOC's.(Volatile Organic Compounds)
  • Filters can be effective at reducing scale formation by removal of small dirt particles. Snow Flake Effect).

Filtration alone, may not be the total solution to some water issues.  For the more complex issues, filtration augmentation by UV lights or other available equipment would be required.

What  Basic Filters Can't Remove

  • Cannot Remove or reduce T.D.S.
  • Cannot Remove or reduce Salts.
  • Cannot Remove or reduce hardness.

 

Turbidity

Symptoms:

  • Clear beverages look cloudy, unappealing
  • Valves and O-Ring seals may fail
  • Premature failure of cyst cartridges
  • Musty odors and off taste of beverages

Cause:

Fine particulate suspension. 

Turbidity is a common issue in areas that are subject to major run-off affecting the reservoirs or other bodies of water that supply the local water system.  Spring thaw, heavy rains, and the occasional landslide into these water supply bodies, can create substantial turbidity.  Building construction and work performed on municipal water lines can also elevate turbidity levels.

In the past, in major metropolitan areas, turbidity has strained the public's access to clean water, not only at home where bottled water had to be brought in for days,and BOIL WATER advisories were in effect, but also in the foodservice industry, many of whose stores had to shut their doors for the lack of clean water for warewashing or beverage preparation. 

The Drinking Water Guideline for Turbidity in most provinces of Canada is <1 NTU (Nephelometric Turbidity Unit). With special test equipment NTU levels are measured by shining a light through a test tube and measuring the intensity of the light shining out the other side.

Without an effective water filtration system in place to clean up the appearance of the water, and protect against the potential diseases that could be present, stores shut their doors rather than face the prospect of incidence or outbreak which could be sourced to their stores, their equipment.

One could argue that the installation of such systems is more expensive than the installations of systems that do not meet the operational and safety thresholds during times of turbidity.  However, the amount of money lost per hour, per day for the duration of a turbidity event can prove more costly than the safety and security of a more comprehensive system.  It is a decision that needs to be made, options weighed, before a turbidity or BOIL WATER event occurs.

The amount of money lost in the fast food industry alone, over the period of a few days of 'turbidity', was staggering.

Contact Bevtech or your Bevtech Dealer to learn more about which systems best meet your needs and budget.

 

Contact

For service, information, or to find a dealer in your area of Alberta, BC or the Territories.

Serving all of Alberta, BC and the Territories

Lee Saunders, President

Toll Free: 877•402•1421

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