Select® Railing
Streamlined and simple
Trex’s affordable railing line offers an easy installation process that’s perfect for the DIYer. Select keeps things streamlined and simple by combining composite rails in Classic White and round aluminum balusters in Charcoal Black. Perfect for every deck, every budget.

High Performance
- Won’t rot, warp or splinter
- Never needs painting or staining
- Installs easily and quickly with an external bracket system

Perennial Beauty
- Mix and match our rails and balusters witth Trex® post sleeves, post sleeve caps and post sleeve skirts in any of our seven colors
- Create luxe outdoor living spaces to match your lifestyle

Trex Through & Through
- Designed for the DIY homeowner
- Contains a minimum of 40% recycled material
- Backed by the Trex 25-Year Limited Residential Warranty
Select Components
Trex Select is a 3-step process. Choose Trex post sleeves, caps and skirts (steps 1 & 2) and pair with a Select rail & baluster kit (step 3)

1. 4” Post Sleeve
4” x 4” x 39”/108”
Actual external dimensions
- 4.45” x 4.45” x 40” (113mm x 113mm x 101 cm)
- 4.45” x 4.45” x 108” (113mm x 113mm x 274 cm)
1. 6” Post Sleeve
6” x 6” x 39”/108”
Actual external dimensions
- 5.5” x 5.5” x 39” (139 mm x 139 mm x 990 mm)
- 5.5” x 5.5” x 108” (139 mm x 139 mm x 274 cm)
Available in Classic White only.
2a. Flat Post Sleeve Cap
Actual external dimensions
- 4” x 4”: 4.55” x 4.55” (115 mm x 115 mm)
- 6” x 6”: 5.55” x 5.55 ” (140 mm x 140 mm)
12 per box. Cap topping each post is the decorative finish that also withstands the weather.
6” Available in Classic White only.
Actual external dimensions
- 4” x 4”: 4.55” x 4.55” (115 mm x 115 mm)
- 6” x 6”: 5.6” x 5.6” (140 mm x 140 mm)
6” Available in Classic White only.
3. RAIL & BALUSTER KIT—HORIZONTAL
Includes: Top Rail, Bottom Rail, Round Aluminum Balusters, Adjustable Foot Block, Hardware Pack
Actual length
- 6’ x 36” Rail & Baluster Kit
- 8’ x 36” Rail & Baluster Kit
Includes: Top Rail, Bottom Rail, Round Aluminum Balusters, Adjustable Foot Block, Hardware Pack
Actual length
- 6’ x 36” Rail & Baluster Kit
- 8’ x 36” Rail & Baluster Kit
Actual lengths: 6’ Rail: 67.5” (171 mm); 8’ Rail: 91.5” (232 mm)
Includes:
- Qty (8) Bracket to Post fasteners
- Qty (12) Bracket to Rail fasteners
- Qty (4) Railing Brackets
Includes:
- Qty (8) Bracket to Post fasteners
- Qty (12) Bracket to Rail fasteners
- Qty (4) Railing Brackets
- Qty (4) Railing Bracket Stair Adapters
Works Well With
Select Decking
The ease of all-white Select railing is a no-brainer with our four nature-inspired Select decking colors. Same low-maintenance finish, same high-performance durability…for surprisingly approachable luxury.
Trex DeckLighting™
Flicking on the subtle-yet-beautiful glow of our deck lighting–so easily built into new railing or retrofitted into an existing one–is one of the more refined pleasures of nighttime outdoor living.
The Cabin Collection
Simplicity's the name of the game out where the water's clean and the air even cleaner: smart railing, decking that feels one with the landscape–and not a splinter in sight.

YOUR COMPLETE GUIDE
TO TREX® RAILING
