Instructions / Assembly
FOR WARRANTY ISSUES OR QUESTIONS, CONTACT CAHABA AT (205) 702-9101. 
2020 CAHABA. ALL RIGHTS RESERVED.
2
30 IN. TILE INSERT LINEAR SHOWER DRAIN
Installation Instructions
STANDARD 2” 
CLAMPING FLOOR 
DRAIN
MORTAR
OPTIONAL ADAPTER 
(INCLUDED)
DRAIN BODY
LINEAR DRAIN ASSEMBLY
FLEXIBLE SEALANT
THINSET MORTAR
FLOOR TILE
WATERPROOFING 
MEMBRANE
SUBFLOOR
MIN. 1-2% SLOPE
PREPARE SHOWER PAN
1.  Pre-slope shower pan and install waterproong 
membrane per manufacturers instructions.
2.  Perform a leak test as required.
PRE-INSTALLATION PREPARATION
1.  The Linear Drain channel width is 3-3/16”. Conrm 
the rough opening is approximately 2” wider than the 
drain length to accommodate backer board and wall 
tile thickness.
2.  Install the Standard 2” Clamping Floor Drain (not 
included).
TILE INSTALLATION
1.  Using mortar, build up the shower base.
2.  Slope the mortar creating a 1-2% grade towards the 
drain. 
IMPORTANT: Allow the mortar to cure overnight before IMPORTANT: Allow the mortar to cure overnight before 
installing tiles.installing tiles.
IMPORTANT: Any waterproong membrane material IMPORTANT: Any waterproong membrane material 
or procedure can be used: vinyl, CPE membrane, roll or or procedure can be used: vinyl, CPE membrane, roll or 
paint on, metal pan, hot mop, surface sheet membrane.paint on, metal pan, hot mop, surface sheet membrane.
3.  Cut a 2x4 to length for use as a Linear Drain 
placeholder. This allows for a 1/8” gap around 
the channel’s perimeter to apply a bead of flexible 
sealant.
NOTE: Channel depths are 1.25” for the Tile Insert NOTE: Channel depths are 1.25” for the Tile Insert 
Linear Drain and .78” for the Grate Linear Drains.Linear Drain and .78” for the Grate Linear Drains.
3.  Using a thinset mortar, install the floor tile and entire 
shower alcove.
4.  If using Tile Insert Linear Drain, install the tile into the 
tile insert tray. 
5.  Grout, clean and seal all tile in the shower area.





