Viega 2842.5 User Manual

User Guide
Viega Flash Shower Valve
Model 2842.5
Compatible only with American
Standard pressure balance tub/shower,
shower only and valve only trims.
Visit www.americanstandard-us.com
information.
To ensure that your installation
proceeds smoothly, please read these
instructions carefully before you begin.

Recommended Tools

■ Phillips screwdriver
■ Flat blade screwdriver
■ Tubing cutter
■ Adjustable wrench
■ Channel locks
■ Plumber's putty or caulking
This document is subject to updates.
For the most current Viega technical
literature please visit www.viega.us.
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.
UG-PP 530594 0520 Flash Shower Valve 2842-5

Roughing-in Dimensions

To assure proper positioning in relation to wall,
note roughing-in dimensions.
for more
Finished Wall
2¾ max.
1¾ min.
½ NPT
4
Top of tub rim
Bottom of tub
To avoid shower rise or other related
issues, do not use PEX connections
at the tub outlet connecting to the
tub spout.
Inlets:
½ Stub Out
Outlets:
½ Stub Out
⅞ to 2
½ NPT
Optional to
finished floor
usually between
65 to 78
1 of 4