Installation Guide
96
SIGNATURE RAILING
96
NOTE: Construction methods are always improving. Please refer to www.trex.com for the most up-to-date installation requirements.
ATTACHING STAIR BRACKETS (FIXED STAIR, STAIR SWIVEL, AND 
COMPOUND SWIVEL) TO SIGNATURE POSTS AND PRESSURE-
TREATED POST AND POST SLEEVES/
CONTINUED
TREX SIGNATURE
4.   Set bottom stair rail into bottom stair rail brackets. 
Attach bottom stair rail to bottom stair bracket 
using two self-tapping screws (provided) on each 
side of bracket. 
How to Measure Top Stair Railings 
(WHEN REQUIRED):
IMPORTANT NOTE: BEFORE CUTTING ANY TOP 
RAILS MAKE SURE THAT WHEN MEASURING ALL 
BALUSTER HOLES LINE UP PARALLEL!
When Using Fixed Stair Brackets:
5a. Place two balusters 
into lower rail at each 
end closest to post.
5b.  Position top rail onto balusters (position to side of 
post) and ENSURE that balusters are parallel with 
post. Mark top stair rail at each intersection.
When using Stair Swivel and Compound Swivel 
Brackets: 
5c.  Place two balusters into 
lower rail at each end 
closest to post.
5d.  Position top rail onto balusters (position to side 
of post) and ENSURE that balusters are parallel 
with post. With brackets in correct swivel location, 
measure distance from inside of swivel bracket to 
inside of swivel bracket. Mark top stair rail at each 
intersection. 
1
1
4
2
5a
5c
5b
5d










