Installation Guide
Page 2
4 - Mounting Brackets
2 - Support Blocks
16 - #8 x 3/4” Screws 
6 - #8 x 1 3/4” Screws 
6 - #8 x 2 5/8” Screws (Stairs Only) 
6 - #8 x 3” Screws 
12 - #8 x 3” Green Screws 
T20 Driver Bit 
Post Cap (2)
Top Rail (1)
Mounting Bracket (4)
Support Rail (2)
Support Block (2)
Bottom Rail
Post Sleeve (2)
Post Skirt (2)
• AZEK Rail 10’, 8’ and 6’ rails are designed not to exceed 
10’, 8’ and 6’ center of post to center of post, respectively.
• For stair applications maximum rail length must not 
exceed 91”
• Cut slowly, using a fi ne tooth saw blade to avoid chipping.
• For 42” railing use 54” Post Sleeves.
Measuring Your Railing Area
Important Information
Component Dimensions
AZEK Rail kit is available in 10’, 8’ and 6’ lengths.
• Measurements are from center to center of post. Rails 
are produced in 10’, 8’ and 6’ lengths to allow for 
fi nished end cuts and angles. 
• Determine how many 10’, 8’ and 6’ AZEK rail sections 
you need and check to be sure you have all the 
components (and quantities) listed in the chart shown 
to the right. 
•  Miter Saw
•  Drill
•  Measuring Tape
•  7/64” Drill Bit
•  3/16” Drill Bit
Tools Required
Components Needed For Installing 
One AZEK Rail Section
Components Included
in Complete 10’, 8’ and 
6’ Kits (White Only in 
Premier & Trademark)
Components available
separately for 
mix-and-match rail
systems
Hardware included in
Hardware Mounting 
Kits:
Additional Components
Needed for Each 
System
1 - Top Rail
1 - Bottom Rail
2 - Support Rails (1 - Aluminum Top Support Rail for 10’)
Foot Blocks
- 1 in 6’ Kits, - 2 in 8’ Kits, - 8 in 10’ Kits, 
Composite Balusters
- 13 in 6’ Kits, - 18 in 8’ Kits, - 23 in 10’ Kits
Hardware Mounting Kit
Support Block Mounting Templates
Baluster Screw Kit
1 - Top Rail (Reserve Top Rail sold separately)
1 - Bottom Rail
2 - Support Rails 
(1 - Aluminum Top Support Rail for 10’)
Hardware Mounting Kit
Support Block Mounting Templates
Foot Blocks
 - 1 in 6’ Packs, - 2 in 8’ Packs, - 3 in 10’ Packs
AZEK Rail PackBaluster Pack
Baluster Screw Kit
20 - #8x2” Screws
20 - #8x3” Screws
Composite Balusters
 - 18 Balusters per Pack
(23 required per 10' section)
 (18 required per 8' section)
 (13 required per 6' section)
 - 29” for 36” Railing
 - 31” for 36” Railing
 (with less than 2” gap 
 between deck & 
 Bottom Rail)
 - 35” for 42” Railing
 - 37” for 42” Railing
 (with less than 2” gap 
 between deck & 
 Bottom Rail)
5.5”
5 1/2” x 5 1/2” Post Sleeve
5.5”
6.32”
6” x 6” Post Sleeve
6.32”
1.8”
1.8”
1.25”
1.25”1.25”
.75” .75”
Support Rail
Square 
Composite 
Baluster
Rectangular 
Composite 
Baluster
Round 
Aluminum 
Baluster
Square 
Aluminum 
Baluster
.75”
.75”
1.25”
Rectangular 
1.73”
2 - Post Caps
2 - Post Sleeves
2 - Post Skirts
2.73”
2.05”
Trademark 
Bottom Rail
3.5”
2.64”
Trademark 
Top Rail
2.64”
Trademark 
5.38”
2.72”
Reserve Top 
Rail
2.05”
3.5”
2.05”
Reserve 
Bottom Rail
2.64”
2.72”
3.5”
2.63”
Premier Top 
Rail
3.5”
2.63”
2.72”
2.05”
Premier 
Bottom Rail
Premier 
Visit www.azek.com/installation to view AZEK installation videos.
Consult your local building codes for guard and handrail 
requirements.
Aluminum Balusters
 - 20 Balusters per Pack
 (25 required per 10' section)
 (20 required per 8' section)
 (15 required per 6' section)
 - 29” for 36” Railing
 - 31” for 36” Railing
 (with less than 2” gap 
 between deck & 
 Bottom Rail)
 - 35” for 42” Railing
 - 37” for 42” Railing
 (with less than 2” gap 
 between deck & 
 Bottom Rail)
Baluster Screw Kit
18 - #8x2” Screws
18 - #8x3” Screws
1.25”
Rectangular 
1.73”
Installing AZEK Rail with Balusters
Composite
Baluster
(23 in 10’ Section)
(18 in 8’ Section)
(13 in 6’ Section)
Aluminum 
Baluster
(25 in 10’ Section)
(20 in 8’ Section)
(15 in 6’ Section)
Foot Block
(3 in 10’ Section)
(2 in 8’ Section)
(1 in 6’ Section)










