Installation Guide
78
TRANSCEND RAILING
7. Mark both posts on inside channel of the bottom 
stair rail. 
  Remove bottom stair rail.
8.   For UPPER post – install 
RSB FLAT SIDE DOWN, 
ABOVE MARKED LINE, 
using two wood screws 
provided. Take second 
RSB, turn upside down 
and interlock into 
bracket.
9.   For LOWER post – 
install RSB FLAT SIDE 
UP, ABOVE MARKED 
LINE, using two wood 
screws provided. Take 
second RSB, turn upside 
down and interlock into 
bracket.
Attaching Foot Block to Bottom Rail
10.  See detailed instructions included with foot block.
Attaching Bottom  
(Universal) Stair Rail
11.   Lift bottom stair 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. 
Tip: Deckboard can be 
placed underneath bottom 
stair rail to help hold 
rail firmly in place while 
attaching.
Cutting Balusters  
on Angle
12. Balusters will seat 
properly when cut on 
same angle as railing.  
Ensure that cuts are 
taken from both 
ends/tips of balusters as 
shown to retain overall 
same length of the balusters.
Measuring and Cutting Top Stair Rail
13. Snap bottom baluster spacer into bottom stair rail. 
14.   Place two balusters into lower stair rail at each end 
closest to the post.
HOW TO INSTALL CROWN AND UNIVERSAL STAIR RAILING/CONTINUED 
TREX TRANSCEND
®
7
3
1
8
2
11
2
Upper Post 
Location - 
Bottom Rail
Lower Post 
Location - 
Bottom Rail
1
12
13
3
1
9
2
14
NOTE: Construction methods are always improving. Please refer to www.trex.com for the most up-to-date installation requirements.










