Install Instructions
Table Of Contents
- About this Document
- Disclaimers
- Product Information
- Viega Manifolds
- Viega PureFlow Tubing
- Viega PureFlow Fittings
- Viega PureFlow System Design Considerations
- Water Service Installation
- Installing the ManaBloc
- Mounting the ManaBloc
- Installing Manifold Distribution Lines
- Installing the Viega PureFlow PEX Tubing System
- Fastening the Viega PureFlow System
- Installing Viega PureFlow Fittings
- Pressure Testing Viega PureFlow Systems
- System Disinfection
- Installer Checklist
- Limited Warranty
Viega PureFlow Tubing
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IM-PF 724596 1021 PureFlow Water System (EN)
4 Viega PureFlow Tubing
Viega PureFlow PEX cross-linked polyethylene is the ideal tubing
choice for potable water systems. In addition, the smooth walls of Viega
PureFlow PEX tubing are resistant to corrosion and scaling.
Linear Expansion Coecient:
■ 1.1 inch per 100 feet per 10° F
Temperature and Pressure Ratings:
■ 180° F at 100 psi
■ 73.4° F at 160 psi
UV Resistance:
■ Maximum exposure 6 months
Chlorine Resistance:
■ PEX 5306 — end-use condition of 100% at 140° F (approved for
continuous domestic hot water circulation systems)
Bend Radius:
■ Viega PureFlow PEX can be easily bent by hand, or with the use of
Viega-approved bend supports, to a radius as small as 5 times the
tubing outer diameter (O.D.).
4.1 Viega PureFlow PEX Tubing
4.1.1 PureFlow PEX Properties and Performance