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Zurn PEX
®
Plumbing Installation Guide
ZURN PEX, INC.
HIGHWAY 11 EAST, COMMERCE, TEXAS, U.S.A. 75428 • PHONE: 855-ONE-ZURN (855-663-9876) • FAX: 903-886-2583 • www.zurn.com
Zurn PEX In Concrete
Zurn PEX tubing may be embedded within a concrete slab, so long
as it is installed at a continuous run, i.e; without fittings. When Zurn
PEX is embedded in concrete, it should be sleeved where it enters
and leaves the slab.
Burying ZurnPEX Insert Fittings
ZurnPex insert fittings can be installed in or under concrete if
the recommended installation practices are followed. Do not use
petroleum based sealants, caulks or other compounds to protect the
fittings from corrosion. These may adversly affect the ZurnPEX tubing.
Using a Saran™ Wrap
1. Make a proper crimp connections following the procedures
in the Zurn PEX Plumbing Design and Application Guide
(ZPM03103).
2. Wrap the fitting and crimp rings several times with the Saran
wrap.
3. Tape the Saran wrap in place. Be sure the tape does not contact
the ZurnPEX tubing.
Using a Foam Pipe Insulation
1. Make a proper crimp connections following the procedures
in the Zurn PEX Plumbing Design and Application Guide
(ZPM03103).
2. Place the foam pipe insulation over the fitting and crimp rings.
The insulation should extend 3 inches beyond the crimp ring.
3. Tape the foam pipe insulation in place. Be sure the tape does
not contact the ZurnPEX tubing.
Using a Heat Shrink
1. Make a proper crimp connections following the procedures
in the Zurn PEX Plumbing Design and Application Guide
(ZPM03103).
2. The heat shrink must be applied using a hot air gun. Do Not Use
Open Flames or a Torch.
3. Finished connection.
Figure 2
Trench Cross Selections
Ground Level
Desired
Pipe Depth
Good Soil
Loose - Rocky Soil
Solid Rock
Unstable (Black Gumbo)
Backfill
Backfill
Backfill
Backfill
6”
6”
6”
6”
6”
6”
