Why do PEX fittings corrode?
This leaching weakens the fittings due to a process called dezincification. Basically, this means the fittings corrode and fall apart, which causes major problems with your plumbing, much of which occurs unseen inside walls or underground.
How can you tell if brass is lead?
The standard lead-free brass fittings are made with marine-grade DZR brass and are currently acceptable under the Safe Drinking Water Act, but will be restricted to non-potable water applications as of 2014. The lead-free fittings are identified by a double groove on the face of the female fitting (see Fig.
Do brass plumbing fittings contain lead?
Governmental Standards As of 2014, brass fittings must now contain less than 0.25% lead, rather than 8%. The purpose of this change is to protect consumers from harmful contamination. Anything below that 0.25% threshold can legally be labeled as lead free brass fittings under the new standards.
Is chrome plated brass safe to drink?
Homes built before 1986 are more likely to have older lead pipes, fixtures and solder that can leach, or leak into, water. Brass or chrome-plated brass faucets and fixtures are the most common sources of lead in drinking water, particularly when these are exposed to hot water, according to the EPA.
Are brass fittings safe for drinking water?
The standard lead-free brass fittings are made with marine-grade DZR brass and are currently acceptable under the Safe Drinking Water Act, but will be restricted to non-potable water applications as of 2014.
Why is PEX bad?
Potential chemical leaching is another downside of PEX piping. Due to its chemical composition, the PEX pipe material may leach toxic chemicals including bisphenol (BPA), MTBE, tertiary butyl alcohol (TBA), and others.
Is DZR brass lead free?
Since no expensive additives or potential contaminants like silicon or bismuth are added, C27451 DZR Lead Free Brass is completely recyclable and compatible with all EcoStream™ and conventional leaded alloys widely used today.
