Made in Ventura, California Since 1986
PRODUCTS

Bifold Patio Doors & Folding Door Systems

Open up your space with AG Millworks Bifold Doors. Enjoy maximum light with narrow sightlines, and go big with door panels up to 4 feet wide and 13 feet tall.

Title 24
Compliant
Up to 4'w x 13'h
Multi-point
lock system
Customize at
no extra charge

AG Millworks bifold doors open your entire wall to indoor-outdoor living. Our folding patio door systems feature narrow sightlines for unobstructed views, with panels up to 4 feet wide and 13 feet tall. Every bifold door is custom-built in the USA. Choose aluminum clad wood or all-wood construction, flat panels or divided lites, and any exterior color you can imagine. Energy-efficient bi-fold patio doors with multi-point locking and retractable screens available. Expand your space with custom folding doors from AG Millworks.

Product Features
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Title 24 Compliant

Title 24 of the California Code of Regulations sets energy efficiency standards to reduce consumption, lower costs, and protect the environment. Overseen by the California Energy Commission (CEC), it regulates windows, doors, lighting, appliances, and mechanical systems, with enforcement by local authorities. Regular updates ensure the integration of emerging technologies. AG Millworks Door and Window Systems consistently meet or exceed these evolving standards.

Learn More About Title 24
Hardware
FritsJurgens | System One Free Swing | M + 32 Self Closing

System One Free Swing:  Our most compact and narrow pivot hinge features a single pivot point, offering a free-swing pivot motion for slim door frames.

M+32 Self Closing:  This self-closing pivot system offers an adjustable soft-close and hydraulic backcheck.

Dorma | LM Series Free Swing

Made of brass and steel, which guarantees longevity and smooth operation, this option meets DORMA's strict code regulations for supporting high-traffic doors - including heavy weight panels.

Magnet Catch GHOSTOP Hardware
Magnet Catch | GHOSTOP

GHOSTOP concealed magnet catch to secure door in open positions.

Design Center

Personalized for Your Lifestyle

Proudly made in the USA, our doors and windows feature luxurious design details that are fully customizable. Discover a range of high quality options to create the perfect door or window tailored to your needs.

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Modern to Classic -

Select from our modern SLIMLine to our more traditional stile & rail thicknesses.

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Transitions -

Create smooth transitions from indoor to outdoor spaces with a variety of durable sill options.

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Finishing touch -

You interact with a door handle every day! We simplify the process of choosing high-quality handle sets that are not only visually appealing but also expertly crafted and effortless to use.

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Luxury of convenience -

Enjoy your seamless indoor/outdoor living while maintaining your privacy, controlling glare, and keeping unwanted pests out.

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a wealth of possibility -

Your bifold door system can be designed in numerous configurations depending on the size of the opening, number of panels and your specific daily needs.

blogs & insights

Latest Articles

Explore our blog to learn more about our folding, sliding, and swing door systems.

Bifold Patio Doors
March 13, 2026

Revamp Your Home with Bi-Fold Doors: Insights from Designer Jeff Hines

Home Design
March 13, 2026

Bi-Fold vs Multi-Slide: The Best French Door Alternatives

Bifold Patio Doors
March 13, 2026

What Are Folding Glass Walls?

Bifold Patio Doors
March 13, 2026

Why Thin Stiles and Rails Are the Future of Luxury Bifold Doors

Help/FAQ
March 10, 2026

9 Costly Mistakes to Avoid When Buying a Bi-Fold Door System