Installation Guide

56
DESIGNER RAILING
HOW TO INSTALL STANDARD STAIR RAILING/CONTINUED
TREX DESIGNER SERIES
1
1
12
3
2
HOW TO INSTALL CONTEMPORARY STAIR RAILING
TREX DESIGNER SERIES
18"
(45.7 cm)
8a
18"
(45.7 cm)
8b
1. Installing Posts for Stair Railing
S
ee instructions on page 54.
2.
Measuring and Cutting Railings
S
ee instructions on page 54.
3-5.
Installing Bottom RSBs on Upper and
Lower Posts
See instructions on page 54.
6-7.
Installing Top RSBs on Upper and Lower
Posts
See instructions on page 55.
Installing Foot Blocks
Option 1: If using
contemporary balusters
for foot blocks.
8a.
M
easure and cut
round balusters for
f
oot blocks every
18" (45.7 cm). Secure
b
aluster connectors
to bottom rail and
s
tair treads for
mounting balusters.
Option 2: If using
designer balusters for
foot blocks.
8b.
M
easure and cut
square balusters for
f
oot blocks every
18" (45.7 cm). Secure
f
oot blocks with 2"
(5.1 cm) 16 gauge
fi
nishing nails through
sides of bottom rail.
NOTE: 2" (5.1 cm) screws can also be used.
Pre-drilling would be required.
Mounting Rails on Posts
12. Place assembled railing section on RSBs on
p
osts and secure top rail with two 1-1/2" (3.8 cm)
screws. Secure bottom rail with screws through
o
utermost holes in RSBs.
B
ottom rail can also be secured to posts with
16 gauge finishing nails, toenailed through the side
o
f rail into the posts, 1-1/2" (3.8 cm) from bottom
of rail and 1" (2.5 cm) from the post.
Finishing Posts
13.
P
osts and post
sleeves can be
t
rimmed but this is
not a requirement.
M
ake sure tops of
posts are level.
S
ecure post caps
with construction-
g
rade adhesive.
Clean-up any excess adhesive before drying.
2
13
3
1
57
DESIGNER RAILING
1
1
9
2
2
2
10
5-1/2"
(14 cm)
3
1
Installing Bottom Rail
9. Secure bottom rail with screws through top of rail
a
nd into the outermost hole in RSBs.
B
ottom rail can also be secured to posts with
16 gauge finishing nails, toenailed from bottom of
r
ail and 1" (2.5 cm) in from the posts.
Installing Stair Baluster Connectors
10. Place stair baluster connectors 5-1/2" (14 cm) on
c
enter and secure to top and bottom rails with
screws.
NOTE: Stair baluster connectors are sold separately.
Black 3/4" (1.9 cm) Stair Baluster Connectors
Part number: BK075SCON
Connecting Balusters to Bottom Rail
11. Lower each baluster down onto connectors on
b
ottom rail.
Installing Top Rail
12. Lower top rail with connectors between posts
o
nto RSBs and then place balusters on connectors.
Secure rail sections with screws up through bottom
o
f rail into RSBs.
Finishing Posts
13.
P
osts and post
sleeves can be
t
rimmed but this is
not a requirement.
M
ake sure tops of
posts are level.
S
ecure post caps
with construction-
g
rade adhesive.
Clean-up any excess adhesive before drying.
HOW TO INSTALL CONTEMPORARY STAIR RAILING/CONTINUED
TREX DESIGNER SERIES
11
12
2
1
Top
Rail
Top
Rail
Bottom
Rail
Bottom
Rail
DETERMINING NUMBER OF BALUSTERS
AND SPACING
Number of balusters needed
Length of rail ______" ÷ 5.5 = ______balusters
» If number is odd, balusters will be centered.
» If number is even, balusters will be offset
2-3/4" (7 cm) from center.
2
13
3
1