Install Instructions

About this Document
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IM-PF 724596 1021 PureFlow Water System (EN)
1 About this Document
1.1 Disclaimers
Viega products are designed to be installed by licensed and
trained plumbing and mechanical professionals who are
familiar with Viega products and their installation. Installation
by non-professionals may void Viega LLC’s warranty.
This document is subject to updates. For the most current
Viega technical literature please visit www.viega.us.
References to Viega PureFlow PEX tubing made throughout
this publication include the entire line of Viega cross-linked
polyethylene products.
Zero lead identi󶈵es Viega products meeting the lead-free
requirements of NSF 61-G through testing under NSF/ANSI
372 (0.25% or less maximum weighted average lead content).
Failure to follow the installation instructions will void the Viega
PureFlow Limited Warranty. Nothing in this publication is intended
to create any warranty beyond Viega’s applicable limited warranty.
For additional information, contact Viega at 800-976-9819.
This installation guide is intended for traditional (branch-and-
tee) plumbing systems and combination plumbing systems
using termination manifolds, ManaBloc, and MiniBloc parallel
/ manifold plumbing system.
It is the responsibility of the contractor, specifying engineer or installer to
appropriately design the PureFlow system, determine that the selection
of components in the system are the proper ones for the intended
application in the locale in which they will operate and that employees
working on the job site observe the proper installation practices.
In the event of con󶈶ict or inconsistency between these
installation guidelines and local building or plumbing
codes, local codes should take precedence.