FROM SPECIFICATION TO delivery, WE MAKE PREMIUM WINDOWS SIMPLE, RELIABLE, AND FAST.

Engineering
Excellence in
Every Frame

Fast Production. Professional Installation.

Premium window systems designed for performance, crafted for endurance, and built to transform spaces with natural light.

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✔ Production ready in as little as 5–10 working days
✔ American-made hardware and premium glass
✔ Contractor-friendly pricing and scheduling
✔ Serving Southern & Northern California

PRODUCTS SECTION

Premium window systems engineered for performance and built to last.



  • Lumex Standard SeriesShower Doors
  • Lumex Elite Series Glass Railings
  • Lumex European Series Glass Stair Railings
  • Custom Architectural ShapesOffice Glass Partitions

Factory-direct pricing. Professional technical support. North America-wide distribution.

Lumex

Key Differentiators

What Makes Our Company Different

Lumex Windows stands at the forefront of window manufacturing and distribution, combining time-honored craftsmanship with cutting-edge technology.

As both a manufacturer and distributor, we bring unparalleled expertise to every project, ensuring our clients receive not just windows, but comprehensive solutions backed by industry-leading warranties and support.

Our  product lines designed to meet diverse architectural requirements and performance standards.

Manufacturer-Direct Value

We design and assemble our own window systems, allowing us to cut out middleman markups and offer premium quality at factory-direct prices.

Modern Architectural Styles

From modern floor-to-ceiling fixed panes to functional sliders and casements, we fabricate windows to exact dimensions to suit any residential or commercial design.

High-Performance Energy Efficiency

While others make you wait 6-8 weeks, our streamlined fabrication process gets your project ready for installation in as little as 3-7 business days.

Weather-Resistant Durability

Built with industrial-grade framing and sealants, our products are engineered to withstand harsh climate conditions, ensuring long-term performance and low maintenance.We don’t just deliver the glass; we install it.

Lumex Standard: Essential Reliability

New construction, home projects, rental properties, and budget-friendly renovations.

OUR Base MODEL

Designed for cost-conscious builders and homeowners who refuse to compromise on quality, the Lumex Standard series delivers proven performance and everyday durability. Featuring a robust multi-chambered vinyl frame and double-pane insulated glass, this line provides excellent thermal efficiency and sound reduction. It is the perfect solution for new construction projects and volume renovations, offering a clean, classic aesthetic

Reinforced Structural Frame

Our multi-chambered UPVC profiles are engineered for maximum rigidity. Reinforced with galvanized steel, these frames resist warping and twisting, ensuring a tight weather seal and smooth operation for decades.

Marine-Grade Hardware

We utilize only heavy-duty, corrosion-resistant stainless steel hardware. Designed to withstand rust and salt air, these premium components ensure effortless opening and lasting safety for your home.

Fusion-Welded Construction

Unlike screwed frames that loosen, our corners are fusion-welded for a permanent bond. This seamless construction eliminates drafts and leaks, creating a solid single-piece unit for superior thermal performance.

Get results

Lumex is a direct manufacturer and distributor of high-performance window systems. We design and build every unit in-house, eliminating middleman markups to deliver architectural-grade quality at factory-direct prices.

Lumex Elite: Premium Performance

Custom homes, high-end renovations, and homeowners who want the quietest, most efficient, and most refined feel.

A TOP MODEL

Elevate your living space with the Lumex Elite series. Engineered for superior energy efficiency and modern aesthetics, this line upgrades our standard design with a deeper multi-chamber profile and advanced thermal technology. It drastically reduces heat transfer and outside noise, making it the ideal choice for luxury custom homes and climates that demand maximum protection and comfort.

Thermal-Core Insulation

While air pockets provide good insulation, the Elite line goes further. We offer a foam-filled frame option where insulating foam is injected into the chambers, significantly boosting the R-value to stop cold drafts and heat loss dead in their tracks.

Precision “Zero-Seam” Finish

We refine our fusion-welding process with precision cleaning technology. This delivers a smooth, seamless corner finish that mimics the look of handcrafted wood, offering a sleek, high-end aesthetic that standard industrial vinyl windows cannot match.

Comfort, Quiet, and Effortless Operation

Designed to make the home calmer and the window experience smoother. Acoustic performance can reach up to 45 dB in tested configurations, and REHAU-matched hardware is built for longevity, ease of function, and a refined feel.

Get results

With Elite, you’re not just purchasing windows—you’re partnering with engineers who understand that exceptional performance and timeless design are non-negotiable.

Lumex European: Tilt-Turn Architectural Mastery

Modern homes, design-forward renovations, and customers who want true European operation, sealing, and security.

EURO FORMAT

Elevate your living space with the Lumex Elite series. Engineered for superior energy efficiency and modern aesthetics, this line upgrades our standard design with a deeper multi-chamber profile and advanced thermal technology. It drastically reduces heat transfer and outside noise, making it the ideal choice for luxury custom homes and climates that demand maximum protection and comfort.

Intelligent Tilt-and-Turn

Two windows in one. Turn the handle 90° to swing the sash inward for easy cleaning, or 180° to tilt the top for secure, rain-proof ventilation. This dual-action hardware offers unmatched versatility

Heavy-Gauge Steel Core

Built for bold designs. We insert heavy-gauge steel reinforcement throughout the entire frame profile. This rigid core supports floor-to-ceiling glass sizes that standard vinyl windows simply cannot handle.

Multi-Point “Vault” Locking

Security you can feel. Unlike standard latches, a continuous multi-point locking system engages steel cams around the entire sash perimeter. This creates a bank-vault seal against noise and intruders.

Get results

Our technical team provides comprehensive support for architects, builders, and homeowners navigating the transition to European fenestration, ensuring proper specification, installation, and long-term performance. With Lumex European, you gain access to the world’s most sophisticated window technology backed by local expertise and factory-direct value.

WHAT MAKES US DIFFERENT

What Makes Lumex Windows Different

While other window suppliers force you to navigate complex supply chains and uncertain lead times, Lumex streamlines the entire process—from initial consultation to final installation support.

Clear Quotes, Clear Scope

Transparent pricing and defined scope from day one.

Correct Materials & Tools

Every order includes proper installation hardware.

Built for Contractors

Efficient scheduling and responsive communication!

From First Measure to Fit

Guided experience from first contact to finish done.

Frequently Asked Questions

Quick answers to common questions about how LUMEX works.
Still have questions? Chat with our team anytime.

Lumex offers transparent, itemized pricing with no hidden fees. Our quotes include complete window units with all necessary hardware, weatherstripping, and fasteners. Pricing is based on window size, configuration, glass package, finish options, and quantity. As a direct manufacturer, we eliminate distributor markups—you pay factory-direct prices for premium-grade windows. Volume discounts are available for builders and contractors. Request a quote online or contact our sales team for a detailed breakdown tailored to your specific project requirements.

We offer a comprehensive quality guarantee. If your windows arrive damaged, out of tolerance, or don’t match your approved shop drawings, we will expedite a replacement immediately at no extra cost. Every order undergoes rigorous inspection before shipment, but if issues occur during transit, our quality control team manages the resolution directly with the freight carrier—you don’t have to. We stand behind every unit that leaves our facility.

Lead times vary by product line and order complexity. Standard configurations typically ship in 4-6 weeks, while custom shapes, specialty finishes, or large commercial orders may require 6-10 weeks. Elite series with advanced lamination or European tilt-turn hardware generally require 8-12 weeks. At order confirmation, you’ll receive a guaranteed delivery date. We actively track production milestones and provide regular updates to ensure your project stays on schedule.

With traditional suppliers, you’re often purchasing through multiple layers of distribution—each adding markup and delays. Lumex manufactures in-house, giving you direct access to factory pricing, faster lead times, and technical expertise. You work directly with our engineering team for custom specifications, receive comprehensive installation support, and benefit from vertically integrated quality control. No middlemen, no communication gaps, no uncertainty about product origins or manufacturing standards.

Lumex manufactures three distinct product lines: Standard series built on proven multi-chamber uPVC technology for residential applications; Elite series featuring advanced profiles with Passive House capability and premium finishes; and European series with authentic tilt-turn hardware and continental styling. All profiles are extruded in-house using proprietary uPVC formulations optimized for North American climate conditions, with fusion-welded construction and multi-point compression seal systems engineered for decades of maintenance-free performance.

No! While we accept CAD files, our team can help you finalize your specifications. Whether you have architectural plans or just rough measurements, we will help structure the order to ensure the final product fits perfectly before production begins. Our engineering team creates detailed shop drawings for your approval, showing exact dimensions, hardware placement, and installation details.

Dual-Pane Insulated Glass Units (standard and Low-E) Triple-Pane Insulated Glass Units (high-performance) Quad-Pane Insulated Glass Units (passive house applications) Laminated Safety Glass Tempered Safety Glass Impact-Resistant Hurricane Glass Low-E Coatings (various surface positions) Tinted and Reflective Glass Argon and Krypton Gas Fills Warm-Edge Spacer Systems Sound-Control Laminated Glass Obscure and Privacy Glass
Custom configurations available to meet specific energy codes, sound attenuation requirements, or security standards. Our technical team helps you select the optimal glass package for your climate zone and performance objectives.

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