
Why Builders, Contractors & Distributors Choose Our 1-Panel Doors:
- Elegant, Timeless Look – Symmetrical panels and options for glass lites elevate any project
- More Natural Light – Glass options brighten interiors, expand views, and connect spaces
- Flexible Configurations – Available as single or paired doors, pre-hung or slab
- Multiple Styles & Finishes – Select solid wood, engineered wood, or MDF in a range of finishes
- Custom Sizes & Hardware Choices – Adapt to specialty openings and design needs
- Streamlined Ordering & Reliable Fulfillment – Convenient for small renovations or large developments
French-Double doors are a fundamental element of high-value design, strategically engineered for maximal light harvesting and dramatic space expansion.
By utilizing expansive glass panels, these systems ensure abundant natural light transmission, which is proven to enhance the perceived size and quality of interior spaces, directly boosting property appeal. Their symmetrical, paired operation is ideal for creating flexible, open floor plans—perfectly segmenting professional spaces (offices, conference rooms) or private areas (dens, master suites) while maintaining visual and architectural continuity.
The clean, classic lines of the French door provide a timeless aesthetic upgrade that guarantees design elegance and longevity, offering a compelling justification for their perceived premium value in any sophisticated residential or commercial project.

Specifying French-Double doors requires confidence in both clarity and construction. Our systems utilize engineered stiles and rails built with multi-layered composite materials. This framework is essential for holding the heavy glass securely and providing the necessary dimensional stability to prevent warping, ensuring flawless paired operation and structural integrity over time.
Safety and performance are non-negotiable. All glass meets stringent safety requirements, featuring tempered construction. For enhanced project specifications, we offer options for insulated glass (critical for thermal performance) and Low-E coatings to improve energy efficiency and sound mitigation.
For paired doors, a robust astragal system and heavy-duty flush bolts secure the passive door, ensuring the structural stability of the entire opening and providing reliable locking security against intrusion and air infiltration. This is high performance engineered to last.
Our STANDARD prices are 15-30% LESS than our competitors.
Our custom quotes give you the best deal.
Contact us today and let's get your project underway!

Every Size & Style
Interior
1 Panel
2 Panel
5 Panel
6 Panel

Standard & Custom Sizes Available
Aluminum Frame
Wood Frame
Frameless
Custom

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At Big Rock Building Systems, Inc., we recognize the unique challenges faced by residential and commercial builders — from tight project timelines to the complexity of sourcing high-quality materials in bulk. We specialize in providing a reliable supply of interior doors and building components, ensuring that you get consistent, superior products delivered on time to keep your projects running smoothly. Our professional guidance and volume capabilities streamline procurement, reduce delays, and help you maintain the highest standards for your builds, so you can focus on what you do best: building exceptional homes and commercial spaces.
Big Rock Building Systems, Inc. is dedicated to building strong partnerships with distributors across the country by providing high-volume supply and consistent access to premium interior doors and building materials. We understand the demands of your business and offer flexible ordering, reliable logistics, and competitive pricing to help you satisfy customer needs efficiently. Partnering with us means gaining a dependable source committed to supporting your growth, delivering quality products on time, and providing professional expertise every step of the way to ensure your success in a competitive market.

MDF, Engineered Wood, or Solid core construction with superior durability

Choose from multiple panel styles, sizes, configurations, and finishes

Volume discounts + price match guarantee that maximize your margins

On-time shipping coordination to all job sites to keep your projects on schedule

Store your inventory with us for flexible project scheduling and reduced overhead
A door slab is the finished door panel only, requiring separate purchase and installation of the jamb, frame, and hardware. Pre-hung doors arrive factory-assembled in a complete door frame, ready for immediate rough-opening installation, saving significant on-site labor time.
Absolutely! We offer custom sizing to fit your exact project specifications. Contact us for a personalized quote.
Yes. We provide competitive volume pricing for contractors, builders, and distributors. Reach out to discuss your project needs.
We offer options including High-Density Fiberboard (HDF), MDF, and various engineered wood cores, designed for maximum dimensional stability and warp resistance in commercial environments.
Standard orders ship within 5-10 business days. Custom orders may vary depending on specifications.
Yes, we offer delivery within the US with warehousing and logistics support for larger-scale projects.
Yes, we honor our Veterans with a 5% discount on shipping.
Generally, the track length is twice the door width. We recommend a clear wall space equivalent to at least the door width plus 2-4 inches to ensure proper installation and full clearance when the door is open. Refer to the spec sheet for detailed requirements.
While barn doors are often specified for their ease of access, true ADA compliance requires specific hardware clearance, pull handles, and track configurations. We offer ADA-compliant hardware options upon request. Please consult our spec sheet or contact us with your project's specific requirements.
We offer commercial-grade hardware in several popular finishes, including Matte Black, Brushed Stainless Steel, and Oil-Rubbed Bronze, ensuring seamless integration with modern and transitional designs.
Yes. While we stock standard track lengths, custom tracks can be manufactured to fit unique openings or double-door bypass configurations. Submit your detailed specs for a quote.
Absolutely. We offer optional soft-close/soft-open dampeners that ensure quiet, controlled movement, which is essential for hospitality and high-end residential projects.
Soon to be your one-stop shop for Doors, Windows, Decking, Roofing, Cabinets, and Tiny Home Kits—Big Rock is gearing up to launch a full line of high-quality windows. The unbeatable pricing you love on our doors will only be rivaled by the amazing deals coming on our wide variety of windows for every style and budget.
Ready to upgrade your entire project? With Big Rock, expect streamlined sourcing, the best prices in the industry, and new products arriving all the time. Keep an eye out—windows are coming soon, and so are even more ways to simplify your build and save.
Let us know what you’ll need next, and we’ll keep you updated on new product releases—so you can bundle and save with Big Rock!
Soon you’ll be able to outfit your entire space with Big Rock—our kitchen and bathroom cabinets are launching soon! From sleek modern finishes to classic styles, you’ll find quality craftsmanship and storage options to fit every design and budget.
Pair your new cabinets with our unbeatable doors, windows, and more, for one-stop convenience and the pricing that’s making builders and remodelers take notice. Stay tuned for launch details—Big Rock’s cabinets are about to take your projects to a whole new level of style, function, and savings.
Ready to transform every room? Contact us today or join our updates list for exclusive offers on our full home solutions—cabinets, doors, windows, decking, and more!
Engineered Wood Decking — Coming Soon!
Get ready to transform your outdoor spaces! Big Rock’s engineered wood decking is coming soon, offering premium designs, lasting strength, and easy installation for decks that impress season after season. Whether you’re after classic charm or modern durability, our collection will deliver the perfect fit and unbeatable pricing for any project.
Bundle with doors, windows, cabinets, and roofing for streamlined sourcing and exclusive savings. Watch this space: your all-in-one building solution is about to get even better!
Tiny Home Kits — Coming Soon!
Dream big with small spaces! Big Rock’s Tiny Home Kits are launching soon, designed for style, flexibility, and unbeatable value. From cozy retreats to backyard offices, our kits come complete with everything you need—plus the option to bundle doors, windows, cabinets, decking, and roofing for a truly turnkey solution.
Simplify your next build. Stay tuned for exclusive offers and make your tiny home journey easy, affordable, and fully customized with Big Rock’s expanding product lineup!

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