Install pre-strainers, Install height adjustment screws, Remove foam block and brackets – Sioux Chief Linear Shower Drain - StreamLine - Full Mortar Bed User Manual
Page 13: Install backer board and wall waterproofing

20. Install Pre-Strainers
Place short leg of Pre-Strainer down, facing drain hole.
Install 1/2" pan head screw, align strainer and tighten
screw. Repeat for opposite strainer.
Note: On 24" drain, place long leg of Pre-Strainer down, facing drain hole.
21. Install Height Adjustment Screws
Screw in all 2-1/2" flat head height adjustment screws
to approximately 1-5/8" above the clamping collar.
18. Remove Foam Block and Brackets
Carefully remove Foam Block. Remove Bracket Screws
and Brackets.
19. Install Backer Board and
Wall Waterproofing
Note: Plumbing codes and TCNA guidelines state that shower walls
must be sealed with a vapor barrier or waterproofing membrane.
Install 1/2" backer board and wall waterproofing
according to manufacturer’s instructions.
Caution: Do not puncture Liner.
Short Leg
1/2" Screws
Pre-Strainer
Clamping Collar
1-
5/8
"
2-1/2" Screws
From Full Mortar Bed Adapter Kit
1-
5/8
"
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Installation Guide