Lead Contamination is Preventable with Epoxy Pipe Lining
November 1, 2008
Filed under Garden
The primary material for water pipes in major U.S. cities, between the late 19th and early 20th centuries, was lead. Its durability and malleability made it a very popular choice for pipe material. Eventually galvanized steel and copper would replace lead, and copper pipe would eventually become the most popular material used in home water service and distribution in mid to late 20th century construction.
Lead contamination was the top source of lead-related health issues before the hazards of ingesting it were known. The cause was pipe corrosion and erosion, and it raised stillbirth and infant mortality rates. Other plumbing or pipe problems are much easier to spot, but if you?re not testing for lead in your water, you?ll never know it?s there. You can find general information about lead contamination and how to test for it on the EPA?s website.
If your water is lead contaminated, it’s most likely because of one or more of the following: lead service line pipe(s) connecting your house to the municipal water main, lead-based solder (used to join copper pipes), and brass or chrome-plated brass faucets. In 1986, Congress banned the use of lead solder containing greater than 0.2% lead, and restricted the lead content of faucets, pipes and other plumbing materials to 8.0%.? This so-called ?lead-free? brass can still legally contain up to 8% lead and plumbing systems installed prior to 1986 can contain high levels of lead from both plumbing components and lead solder.
Water lines from the city or town water main to a home or building?s water system may be a lead pipe in older structures. If you or a previous owner of the structure had your plumbing system upgraded since 1960, it?s probably composed of galvanized pipe. Galvanized pipe doesn?t need lead solder to be joined. Faucets need to be checked for brass or chrome-plating, you?re the original manufacturer, a local hardware store, or a licensed plumber should be able to tell you if yours contain either.
If your pipes are the source, epoxy lining will prevent lead leaching into your drinking water. Because the epoxy lining creates a barrier between the metal pipe and the water coming in contact with it, it stops the chemical reaction that causes corrosion. It eliminates and prevents from reoccurring, leaching of lead and other metals into the water, as well as a host of other poor water quality issues such as: discolored water (red, brown, blue or yellow), metallic taste (caused by zinc or iron leeching in galvanized pipes), and water odor or bad taste (caused by bacteria).
Epoxy lining of pipes is not a new technology, just a relatively unkown one. But it?s not unproven ?both the U.S. Navy and U.S. Army Corps of Engineers have tested and approved the use of epoxy pipe lining to prevent lead and other contaminants from leaching into drinking water. Links to their reports are available at http://curaflo.com/CuraFlo/ResourceCenter.
There is no need for health concerns when it comes to epoxy lining your pipes, CuraFlo?s epoxy, CuraPoxy?, is certified to meet ANSI/NSF Standard 61 – the U.S. government standard for safe potable (drinking) water. ANSI/NSF Standard 61 certification means that something is certified safe to be used in potable water pipes at temperatures up to 180? Fahrenheit or 82.2? Celsius. CuraFlo?s epoxy pipe lining process protects you from lead (and other metals) in your pipes leaching into your water by preventing these metals from leaching into your water.


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