WHAT'S NEW
Phosphate-free corrosion inhibitor protects hydrotested drinking water systems Drinking water storage tanks and the piping behind walls are
The protection of drinking water systems presented another
components that are generally out of sight and typically fall under
challenge, requiring the corrosion inhibitor to meet ANSI/NSF
the responsibility of plumbers and construction contractors.
Standard 61 for drinking water system components. Cortec® met
However, the fact that they are not visible does not mean corrosion
this challenge in 2023 with VpCI®-649 HP, a corrosion inhibitor
will ignore them: it can in fact compromise pipes and tanks
that, when added as a surface treatment to hydrotesting water
even before they are put into service. For this reason, Cortec®
at concentrations up to 3% and drained, is certified to meet
is encouraging contractors and plumbers to raise awareness of
ANSI/NSF Standard 61. This exciting breakthrough now allows
VpCI®-649 HP, a phosphate-free corrosion inhibitor designed to
contractors and plumbers to hydrotest potable water pipes and
provide protection during and after hydrotesting.
tanks without leaving them prone to corrosion during construction
Hydrotesting of drinking water piping, fittings, and vessels
waiting periods.
is a standard practice after installation and before initial
VpCI®-649 HP protects steel, copper, galvanized steel, and
commissioning, as well as after repairs and idle periods. This critical
aluminum above and below the water level, covering a broad range
step helps plumbers and contractors identify potential leaks
of drinking water systems. It does not contain nitrite, phosphate,
and confirm that the system will withstand operating pressure.
molybdenum, or chromate. Application can be confirmed with a
Unfortunately, the same water that confirms integrity also leaves
PTSA tracer. We all need drinking water. Drinking water systems
behind residual moisture that can cause corrosion problems before
need hydrotesting. Help contractors and plumbers avoid corrosion
tenants ever move into the structure and turn on the water.
problems by introducing them to a simple corrosion solution that
For years, Cortec® and other manufacturers have offered corrosion
protects during and after this critical phase.
inhibitors for hydrotesting oil and gas pipelines, as well as all types of pressure vessels.
www.cortecwatertreatment.com
DURABLE PROTECTION? EASY WITH OUR FLUIDIZED BED COATING SYSTEMS!
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