I love bringing clients here because Tri-Supply’s showroom is so comprehensive. There’s such a wide variety of products, I don’t have to go anywhere else.〞
Sharad Mudhol
Owner/Builder, smartDigs
Exterior & Interior Doors
Visit a ShowroomThe right door does more than just separate rooms—it helps set the mood and flow of your home. At Tri-Supply, you’ll find a wide selection of interior and exterior doors from trusted brands like GlassCraft, Therma-Tru, Masonite, and Simpson. You can choose from classic wood, modern steel, or practical fiberglass, and every door is carefully selected for its aesthetic appeal, performance, and long-lasting quality.
Whether you want a grand entry door to welcome guests or barn, pocket, sliding, and French doors to enhance daily life, Tri-Supply helps you bring your ideas to reality. Our in-house mill customizes and fits each door to your needs, taking care of sizing, trimming, and finishing with care. Visit one of our showrooms to meet with a door expert who can help you explore materials, styles, and finishes for your home. Experience the craftsmanship firsthand and see what’s possible when thoughtful design meets skilled guidance.
Doors That Define Your Home
Interior Doors
From streamlined shaker styles to glass-panel designs that open up light, the right door can elevate both flow and function. Tri-Supply offers options for every room, including solid-core doors for privacy, molded or flush designs for simplicity, and decorative wood selections for added warmth. With our millwork team handling precise pre-hanging, hardware preparation, and finishing details, each door arrives ready to install with consistent reliability. It’s a simple way to bring refinement to everyday living while ensuring long-term durability throughout your home.
Exterior Doors
Tri-Supply offers a wide range of entry, patio, and specialty doors crafted from durable fiberglass, classic wood, and secure steel, all selected for their performance in the Texas climate. From stately double doors to contemporary full-lite designs, you can tailor everything from glass and panel configurations to hardware and finishes. Our in-house mill ensures that each door is expertly prepared for installation, complete with accurate sizing, weatherstripping, and threshold alignment, for lasting reliability. It’s the perfect balance of curb appeal, security, and craftsmanship—built to welcome guests and stand up to the elements year after year.
Featured Products
Tri-Supply’s door offerings span a full range of architectural styles, from clean, modern profiles to classic, traditional panels and balanced, transitional designs. Each door is selected for its materials, proportion, and craftsmanship—details that influence how light moves through a room, how an entry feels, and how the overall architecture comes together. These pieces help organize the structure of your home, defining thresholds, guiding movement, and supporting a cohesive sense of flow from space to space.
Exterior Door: Modern Style
by Sierra Pacific Windows
Exterior Door: Modern Style
by GlassCraft Door Company
Exterior Door: Transitional Style
by GlassCraft Door Company
Interior Door: Craftsman Style
by TruStile
Interior Door: Barndoor
by GlassCraft Door Company
Interior Door: Modern Style
by TruStile
Featured Exterior & Interior Doors Brands
Tri-Supply features door brands known for their design, reliability, and strong build quality. Each brand brings years of experience, offering entry doors that make a statement and interior doors designed for comfort and style. Together, they reflect Tri-Supply’s commitment to craftsmanship and care.
Real Stories. Real Homes.
Hear how our products and service make a difference in real homes.
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