Premium Lumber and Specialized Wood for the Denver Area

Strait Lumber, located in Aurora, CO, has been the trusted name in lumber supply for the entire Denver metro area since 1936. We stock a huge, high-quality inventory of woods for every structural, safety, and aesthetic need. Whether you are building an entire structure or adding custom finishes, we supply materials that meet the toughest standards. Our yard is fully stocked with common framing woods, dimensional boards, and specialized panel products, ensuring you get straight, true material precisely when you need it for your residential or commercial projects.

Our Lumber Inventory Includes:

Pressure Treated Lumber: Wood infused with preservatives to protect against rot, fungal decay, and insect attack. Ideal for all exterior applications, including decks, fences, and anything with ground contact.
Pressure Treated Plywood: Plywood panels treated with preservatives for use in moisture-prone areas like subfloors, docks, and shed construction.
Fire Rated Lumber: Framing lumber chemically treated to slow the spread of fire and reduce smoke generation, meeting specific building codes for interior non-structural applications.
Fire Rated Plywood: Plywood panels treated to resist fire, commonly used for roofing, interior wall sheathing, and fire-rated assemblies.
Cedar: A naturally aromatic and durable softwood valued for its resistance to rot and insects. Perfect for high-end exterior trim, siding, and decking where beauty and longevity are key.
Cedar Timbers: Large, rough-sawn cedar pieces often used for dramatic, rustic aesthetic accents in pergolas, exposed beams, or heavy-duty landscaping.
Cedar Fencing: Naturally resistant cedar boards and posts specifically cut and graded for building attractive, long-lasting residential fences.

Douglas Fir Timbers: Large-dimension solid-sawn lumber, known for its strength, stiffness, and appealing grain pattern, often used for heavy framing, post-and-beam construction, and rustic architectural elements.

Pine: Versatile and cost-effective softwood used primarily for interior framing, sheathing, and general construction. We stock various grades suitable for both rough-in work and appearance-grade projects.