User Guide

Shower Pan Installation
1. For typical wood subfloor cut a 4.5" diameter hole in the
center of the shower floor where the tile shower drain would
normally be positioned. Disassemble the tile shower drain.
Lay the tile shower drain base in the opening so the flange of
the drain base rests on top of the subfloor. Solvent weld the
drain base to the drain pipe using the appropriate solvent
cement. See Figure A.
2. Cover the drain base opening with duct tape to keep debris
from entering the drain. Begin by applying Portland Sand/
Cement mixture mortar bed over the subfloor at 1/4" per foot
slope from the wall framing to the top of, but not over, the
drain base. After this step the sloped mortar bed should be
flush with the top surface of the drain base.
Oatey provides several products needed
for tile shower installations. Choose from
the list below before you start your project:
PVC or CPE Pan Liner – referred to as
pan liner or membrane in our instructions.
Tile Shower Drain – PVC for PVC drain
pipe or ABS for ABS drain pipe. Each is
available with stainless steel, polished
brass or white plastic strainer.
X-15 or CPE (Oateyweld) bonding
adhesive – For use on dam corners or
seaming use X-15 for PVC and Oateyweld
for CPE.
PVC or ABS solvent cement – PVC solvent
cement and primer for PVC drainage
systems or ABS solvent cement for ABS
drainage systems. Use the appropriate
cement (and primer for PVC) to solvent
weld tile shower drain to the drain pipe.
Dam Corners – For outside corners and
over the curb preformed dam corners
are available, which can be used for PVC
or CPE pan liner applications.
Note: Oatey pan liner instructions assume
the shower framing has been constructed
and the flooring is plywood. Generally the
same principles apply to concrete flooring
where the sloped mortar bed is applied
beneath the pan liner. Also the instructions
apply to either PVC pan liner or CPE pan
liner which are installed the same with
the exception of the bonding adhesive used
for seaming and dam corner applications.
If you have questions regarding pan liner
installation that are not covered in these
instructions, contact Oatey customer
service at 800-321-9532 and you will be
referred to someone who can assist you.
Figure A
Shower Pan Liner
APPLICATION INSTRUCTIONS
Studding
Water Proof Drywall
Thin Set (Setting Bed)
Tile
Concrete Mortar
Subfloor
(Wood or Concrete)
Tile Shower Drain
Mounted on Top
of Subfloor
Upper Section
of Drain
Adjusts to
Height of Tile
Locking Ring
of Drain
(Bolts to Hold
Down Liner)
Shower Pan Liner
Pea
Gravel
to Cover
Weep Holes
Drain Pipe
Tile Shower Drain
Strainer
Adjustable
Drain Barrel
Reversible
Clamping Ring
Drain Base
Collar
Bolts

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