Installation Guide
72
TRANSCEND RAILING
NOTE: Construction methods are always improving. Please refer to www.trex.com for the most up-to-date installation requirements.
Attaching RSBs to UPPER Posts
6.   Attach upper and lower RSBs to top post, fl at side 
DOWN. Remove template. Take second RSB, turn 
upside down and interlock into each bracket.
If Attaching Original Foot Block to Bottom Rail
7a.  See detailed instructions included with foot block.
If Attaching New Foot Block to Bottom Rail
7b.  See detailed instructions included with foot block.
Attaching Bottom Rail 
(Universal Rail)
8.   Lift bottom rail so RSB's 
are in the channel and 
attach with 3 self-tapping 
screws (provided). Use 
the three outer holes in 
RSB to attach screws.
Adding Weeping Holes
9. 
 See instructions on page 
60. 
Placing Baluster Spacers and Balusters
10.   Snap baluster spacer into bottom rail. Place 
inverted baluster spacer on top of fi rst baluster 
spacer making sure that holes line up parallel. Place 
balusters in baluster spacer holes.
Attaching Top Rail
11a. Place top rail of 
choice (Crown rail 
shown here) on 
RSB's in rail channel 
and attach with 3 
self-tapping screws 
(provided). Use the 
three outer holes 
in RSB to attach 
screws.
11b.  If installing a 
different railing 
confi guration 
other than Crown Railing, refer to other Railing 
Confi gurations in Horizontal sections for additional 
requirements.
12. Slide baluster spacer up 
and snap into top rail. 
Attaching Optional 
Gaskets
13.   Stair railing gaskets 
are designed to fi t at 
slopes of 32° to 37°. 
Gaskets are labeled 
in order to ensure 
correct location.
Attaching Post Caps 
and Installing New Foot 
Block 
14.   Secure post caps 
with silicone or PVC 
adhesive. Attach new 
foot block per foot 
block instructions.
NOTE: Clean-up any excess 
adhesive before drying.
HOW TO INSTALL CROWN AND UNIVERSAL STAIR RAILING/CONTINUED
TREX TRANSCEND
3
1
1
6
4
2
Universal Rail
Stair Gasket
Locations
STR T2 B1
STR T1 B2
STR T1 B2
STR T2 B1
2
14
3
1
1
8
2
Upper Post 
Location - 
Bottom Rail
Lower Post 
Location - 
Bottom Rail
1
11a
Upper Post 
Location - 
Top Rail
(view from 
under rail)
(view from 
under rail)
Lower Post 
Location - 
Top Rail
3
3
1
2
10
12










