Instructions / Assembly
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TREX ENHANCE
®
 HORIZONTAL RAILING
(Also Applies to Trex Select
® 
Railing)
Installation Instructions
Installing Post Sleeve Skirts 
and Post Sleeves  
2.   Slide post sleeve skirt over
post and down to rest on
d
ecking surface. Slide post
sleeve over post and position
inside post sleeve skirt.
Note: Shims can be used to plumb post sleeves. 
Cutting
 Railings (if required) 
3a.
  Position bottom and top rails between posts, ensuring 
baluster holes are lined up and spaced evenly.
3b.   Also allow for a minimum of 1-9/16" (40 mm) on each end 
of rail for bracket placement AND baluster clearance. Mark 
rails at intersection of rail and post.
IMPORTANT NOTES REGARDING FOOT 
BLOCK INSTALLATION:
»  Refer to detailed instructions included
with foot block prior to installation of
railing section as these include other
required steps for proper installation.
Attaching Foot Block to 
Bottom Rail
4.  Invert the bottom rail. Center
and drill a hole using a 3/16"
drill bit. This will be the
location for foot block
a
ttachment (to be installed
last).
Attaching
 Brackets to Rails 
5a. 
 Position brackets on each 
end of TOP RAIL on the  
same side as baluster holes. 
A
ttach brackets using three 
#8-18x1" self-drilling screws 
(provided). 
Attaching
 Brackets to Rails  
5b. 
 Position brackets on each 
end of BOTTOM RAIL on 
the OPPOSITE SIDE of 
the baluster holes. Attach 
brackets using three #8-18x1" 
self-drilling screws (provided
NOTE: For ease of bracket 
attachment place rail against stationary flat vertical surface 
along with bracket.
Assembling Railing Section 
6a. 
On a clean flat surface lay bottom railing on its side. Make 
sure to allow enough room for installation of balusters and 
top rail. Place a scrap piece of 1" decking board running 
parallel to bottom rail for support when installing balusters.
6b. Insert balusters into bottom rail slots until balusters are 
fully seated.
6c. Attach top rail to balusters, feeding each baluster into 
required slots. Start on one end and work towards the 
other.
6d. To help temporarily secure the railing section together, 
place a ratchet strap around the top and bottom rail and 
tighten until snug. DO NOT OVERTIGHTEN AS YOU CAN 
BEND THE RAILING. 
Installing Railing Section to Posts
7a.  Using scrap material (i.e. 
2 x 4s, decking boards, 
e
tc.) cut at least three 
support blocks at 3-3/4" 
in height. Place one each 
on decking surface beside 
each post and one near 
center of span.
HOW TO INSTALL STANDARD HORIZONTAL RAILING/CONTINUED 
TREX ENHANCE
®
1-9/16" 
(40 mm)
3b
1
2
2
3a
4
Bottom Rail
5b
6a
7a
3-3/4" 
5a
Top Rail
6b
6c 6d








