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Builder Rail

A bold, modern composite rail that delivers clean lines and uses a deck board as the top rail for a cohesive look with your deck.

Configure your railing to suit your style. See options.

No samples are available. Visit your local dealer or retailer to see this railing up close.

Traditional Walnut
Classic Black
Builder Rail
Low Maintenance

Never requires sanding, painting, or sealing.

Strong and Durable

Constructed with thick walls and solid balusters, this railing is extremely sturdy.

Long-Lasting Beauty

Won’t rot, peel, or splinter over time. Backed by a 25-Year Limited Warranty.


Resists moisture damage, mold, fading, and staining.

Easily Customizable

Choose from a variety of deck boards for your top rail to design your ideal outdoor living space.
*Not compatible with scalloped deck boards.

Top Rail (Uses deck board as top rail)
Builder Rail Board

– Available in Classic Black and Traditional Walnut
– Available in 6′ or 8′ lengths and 36″ or 42″ heights

Infill Options

– Round Metal Baluster
– Glass Channel Kit (glass not included)*

5" x 5" Post Sleeves and Skirts

– Post Sleeves available in 39″ and 96″ lengths


5″ x 5″
Colors: Classic Black | Traditional Walnut

Questions About installation?

We’re here to assist you with videos, guides, and more. View installation help.

The Best Warranty Coverage

TimberTech railing is engineered the right way  – to last. Coverage includes a 25-Year Limited Warranty. See full warranty details.

Railing System Options


  • Round Metal Baluster
  • Glass Channel Kit (*glass not included)
Railing System Accessories

Secure Mount Post

Allows for the installation of railing posts directly onto a deck or porch surface — even concrete — without the use of a 4×4 treated post.

ADA Handrail

A fully tested and code-listed system that can be installed on new or existing railing designs.

Rail Lighting

Outdoor lighting solutions bring warmth and life to your TimberTech rail.

Are all the decking board collections & colors available for use with Builder Rail?

Yes, any square shoulder deck board can be used from all three of our decking collections AZEK, PRO, or EDGE. The options are endless.

What is the actual length of Builder Rail?

BuilderRail actual lengths are 72″ & 96″ to be cut down for an on center of post measurement. Designed to not exceed 6′ and 8′ center of post to center of post.


Builder Rail Railing System

See how the components come together

Step 1: Select Top Rail

Railing Configurator Builder Rail Top Rail Selection

Step 2: Select Infill

Railing Configurator Builder Rail Select Infill

Step 3: Select Post Sleeve

Railing Configurator Builder Rail Select Post Sleeve

What Defines Builder Rail?

Sleek & Clean

A straightforward, no-frills design that does away with heavy ornamentation — but still makes an impact.

Showcases Your Style

With a TimberTech deck board of your choice to serve as the top rail. Choose the same color as your deck, or a contrasting hue for a unique finish.

Stays Modern

Via clean sight lines thanks to industrial-inspired metal balusters.

Get Inspired

See how others have transformed their outdoor living spaces.

Customize Your Look

Find a Contractor

Where to Buy

Ready to Go Against the Grain®?

Let TimberTech be your guide.

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