PEX Installation Manual
Table Of Contents
- 1 Introduction
- 2 Codes, Standards and Certifications
- 3 Viega PEX Installation Methods
- 4 Viega Manifolds
- 5 Viega PEX Press Fittings
- 6 Viega PEX Crimp Fittings
- 7 ViegaPEX Ultra Tubing
- 8 Viega FostaPEX Tubing
- 9 Viega PEX System Design and Sizing
- 10 System Sizing and Calculations
- 11 Water Service Installation
- 12 Installing the ManaBloc
- 13 Mounting the ManaBloc
- 14 Installing Manifold Distribution Lines
- 15 Installing the ViegaPEX Ultra Tubing System
- 16 Fastening the Viega PEX System
- 17 Installing Viega PEX Fittings
- 18 Pressure Testing Viega PEX Systems
- 19 System Disinfection
- 20 Warranty
IM-PF 724596 0416
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17.4 Valves
In-line ball valves are available foruse with ViegaPEX
Ultra tubing. These brass nish valves may be used
anywhere an in-linevalve is needed.
Stop valves have ⅜" or ½" PEX inlets and ¼"
CTS (⅜" O.D.) riser outlets and are available in
both straight and angled versions depending on
installation requirements.
Only plastic ferrules should be used when
connecting to PEX tubing/risers. Brass
ferrules are for use with copper tubing.
In-line Ball Valve (Press)
In-line Ball Valve (Crimp)
¼-Turn Angle Stop
Valve PEX Press to ⅜"
O.D. Riser
¼-Turn Angle Stop
Valve PEX Crimp to
⅜" O.D. Riser
¼-Turn Straight Stop
Valve PEX Crimp to
⅜" O.D. Riser
¼-Turn Straight Stop
Valve PEX Press to ⅜"
O.D. Riser