Installation Guide
106
TREX
®
SIGNATURE™ RAILING
IMPORTANT NOTES:
» TREX
®
SIGNATURE™ POSTS CANNOT BE USED
WITH TREX
®
SIGNATURE™ TRADITIONAL OR TREX
®
SIGNATURE™ COCKTAIL STAIR DESIGNS, ONLY
PRESSURE-TREATED POST/POST SLEEVES CAN BE
USED. REFER TO DETAILED INSTRUCTIONS FOR
MORE INFORMATION.
» All Trex
®
Signature™ stair installations require the use
of 53" (134.6 CM) stair post, measured and cut to
appropriate length if required.
» If crossover stair post is required, use stair post
(again cut to appropriate length if required) and use
swivel crossover bracket.
» Trex
®
Signature™ Stair fixed brackets are designed to
work only with stair slopes of 32°-37°.
» For smaller (less than 32°) or larger angles (greater
than 37°), use the Trex
®
Signature™ Stair Swivel
brackets.
» Trex
®
Signature™ Compound swivel stair brackets are
designed for flared stair designs.
» If installing stair railings at exact span lengths
of 6' (1.8 M) or 8' (2.4 M) and using post-to-post
configuration, the bottom stair rail will not need
to be cut*, but the top stair rail will need to be
measured (making sure balusters line up vertically)
and cut.
» If installing stair railings at exact span lengths of
6' (1.8 M) or 8' (2.4 M), and using crossover post
configuration (spans from one crossover post to
another crossover post), both the bottom and top
stair rails will not need to be cut* if the angle is
approximately 34°.
» At all final end post configurations, top stair rail will
need to be measured (making sure balusters line up
vertically) and cut.
» For odd span lengths, both bottom and top stair rails
will need to be measured (making sure balusters line
up vertically) and cut. Also, ensure that balusters are
s p a c e d w i t h e q u a l d i s t a n c e o n e a c h s i d e o f t h e p o s t .
» Rails that do not require cutting must
be oriented in the correct direction to e n s u r e
balusters are spaced properly when installed
in brackets. On both bottom and top stair railings,
baluster hole closest to the end of the each stair
rail is to be installed at the top of the stair section.
Ensure that both bottom and top rails are correct
and balusters line up vertically before INSTALLING.
Installing Standard Trex
®
Signature™ Stair Posts,
Trex
®
Signature™ Stair Crossover Posts, or Pressure-
treated Post, Post Sleeves and Skirts
1. Make sure 53" (135.6 cm) posts are used for all stair
posts.
2. If Trex
®
Signature™ stair
posts are used, install
at nose of stair tread
directly under required
blocking. See Trex
®
Signature™ horizontal
post instructions on page
82 for details.
3. If pressure-treated post/
post sleeves are used,
posts are to be installed
to the inside of the last
stair stringer (rails must
be over decking surface).
See pressure-treated post
instructions on page 83
for details.
2
3
HOW TO INSTALL TREX
®
SIGNATURE™ STAIR POSTS AND STAIR RAILING
TREX
®
SIGNATURE™
NOTE: Construction methods are always improving. Please refer to www.trex.com for the most up-to-date installation requirements.