Are you considering adding a deck to your home or updating an existing one? Trex offers many different tools to help you make your project go smoothly.

Trex Deck Designer App
The Trex Deck Designer mobile app allows you to customize your own deck on a mobile device with the touch of your finger. Choose your deck dimensions, mix Trex decking and railing materials and colors and generate a materials list that you can then email to yourself and share with the deck experts at Timberline.

Trex Desktop Designer Tool
The Trex Deck Designer tool for desktop is a powerful desktop planning software that explains the various parts of a deck and allows you to determine the dimensions, layout the design and select the materials and colors for your deck.

Trex Deck Design Plans
Find a deck design that will work for your outdoor space. Our deck plans have all the information you need to start your project.

Trex Color Visualizer App
The Trex Color Visualizer App makes it easy to explore hundreds of color and finish combinations for your deck. Choose one of three deck or railing designs and customize the color combination that’s just right for your outdoor space. Save your favorite designs for easy sharing and email directly from the planning app.

Trex Lighting Transformer Calculator
Use this handy online calculator to determine the total number of transformers required for your project based on the number of lighting fixtures and total wire run.

Become A Trexpro®

A TrexPro is a professional committed to building quality decks using the Trex family of products. In return, Trex provides valuable benefits to the TrexPro members such as sales leads, referrals and a warranty program.

Contact Trex at 1-800-BUY-TREX or click here to request a TrexPro application.

Trex Design Tools

Design Tools Link


Mon-Fri: 7am – 4:30pm
Sat: 7am – 12pm
Sun: Closed

Join Our Mailing List