Composite Decking
Create a backyard space to be proud of with Tri-Creek’s wide selection of composite deck boards, railings and accessories.
In-Stock Composite and Advanced PVC Decking, Aluminum Railing and Deck Lighting for Lowell and south Lake County Communities
Build outdoor living spaces to last with the best brands in composite decking. Tri-Creek stocks a wide range of colors and styles in decking material from popular brands like Timbertech®. In addition, we carry samples and special-order products from MoistureShield®, and Fiberon®.




In-Stock Composite Decking
No waiting! Tri-Creek is proud to offer composite decking from Timbertech® in stock and ready for pick up or delivery. Explore our in-stock collections below, and compare TimberTech®‘s offerings here. Additional collections and colors are also available for special order; stop in today for a sample!

Harvest Collection by Timbertech®
Advanced PVC by Azek
Enhance your backyard with the nature-inspired TimberTech® Harvest Collection. Traditional cathedral wood grain patterns available in warm wood tones, complementing a wide range of home siding colors. These deck boards are stain, scratch, mold, mildew, insect and moisture resistant and designed to prevent cracking. They are backed by a 50-year Limited Fade and Stain Warranty, as well as a Limited Lifetime Warranty.
Tri-Creek carries 20′ solid lengths, 20′, 16′, and 12′ grooved lengths and 12′ fascia in-stock.
In-Stock Colors
Slate Grey
Brownstone
Prime+ Collection® by Timbertech®
Want a traditional wood aesthetic? The TimberTech Prime+ Collection offers subtle color blending and a straight grain pattern creates an authentic wood visual that is sure to impress. They are resistant to stains and spill and covered by a 25 Year Limited Lifetime Warranty and 25 Year Fade and Stain Warranty.
Tri-Creek carries 20′ solid lengths, 20′, 16′, and 12′ grooved lengths, 12′ fascia and 12′ riser in-stock.
In-Stock Colors
Sea Salt Gray
Coconut Husk

In-Stock Deck Railing
Westbury Aluminum Railing: Tuscany Series
Make your home a welcoming retreat with the innovative engineering behind Westbury Aluminum Deck Railing. The Tuscany series features class 2-rail designs, in stock Black Fine Texture finish. We also special-order colors in other finishes. Tuscany railing comes with a lifetime limited warranty.
In-Stock Components | Available in Black Fine Texture Finish
Level Railing
4′, 5′, 6′ and 8′ x 36″ Lengths
Stair Railing
4′, 6′ and 8′ x 36″ Lengths
Post Kits
2″ x 2″ x 37″ and 47″ Heights
Drink Rail Adapter
74″ and 98″ Lengths
Contact us or visit us in-store for information on additional in-stock railing accessories.
In-Stock Deck Lighting
Define your space, improve visibility and safety with lighting options for your deck from TimberTech® and Magena Star®. Post cap, side deck and riser lighting will help you create an outdoor space that’s the perfect place to gather, no matter the time of day.
Magena Star® Lighting
Post Cap Deck Lights
Available in Black Fine Texture Finish, 5000K & 3000K
Magena Star® Lighting
Tear Drop Side Deck Lights
Available in Black Fine Texture Finish, 5000K & 3000K
Magena Star® Lighting
Riser Deck Lights
Available in 5000K & 3000K
TimberTech®
Riser Lighting
Available in Architectural Bronze Finish
Get Started Now
We’re ready to help you bring your dream deck to life. Stop in and see us, contact us, or call us at (219) 696-8936! We also offer pressure treated lumber for wood decks; visit our lumber yard page to learn more.