
Doors & Windows for Homeowner
Balcony, living room, terrace, and sunroom windows & doors engineered for a safer, quieter, more energy-efficient home.
NFRC / CE / AS2047 / CSA certified for key markets.
U-Factor / SHGC + air, water, wind, acoustic ratings published.
Triple sealing + isobaric drainage + EPDM gaskets reduce leaks and callbacks.
Six-point locking + branded hardware + 6063-T5 profiles support long-term reliability.

How Derchidoor Provide for Homeowner
DERCHI provides high-quality products, professional design support and reliable after-sales service to help homeowners upgrade windows and doors with confidence.
Premium Products for Every Home Application
DERCHI offers high-quality aluminum windows and doors suitable for balconies, living rooms, terraces and sunrooms. All products meet strict global standards—including NFRC, CE, AS2047, CSA, Energy Star and ISO—ensuring compliance, safety and energy efficiency for homes worldwide.
Professional Design & Customization Services
We support homeowners with tailored design solutions, system recommendations and detailed drawings based on your home layout, climate conditions and performance needs.
Every order is produced in our 70,000㎡ factory with strict process control, advanced equipment and customizable options for glass, colors, hardware and configurations.
Reliable After-Sales Support
DERCHI provides up to 10-year warranty coverage for glass, hardware, gaskets and thermal breaks. Our team offers responsive technical guidance during installation and long-term support to ensure your windows and doors perform safely and efficiently for years.
Why Choose DERCHI Doors and Windows for Your Home
DERCHI is the trusted choice for homeowners seeking high-quality, secure and energy-efficient windows and doors—crafted in our own factory and proven in real homes worldwide.
Top-Tier Manufacturer, Not a Middleman
DERCHI designs and produces every window and door in our 70,000㎡ factory, ensuring trustworthy quality and direct control for homeowners.
Trusted by Homeowners Around the World
From villas in Colorado to homes in Los Angeles and New York, DERCHI windows and doors are trusted by families across North America and beyond.
Built for Home Comfort and Safety
Triple sealing, six-point locks, insulation design and durable hardware ensure better comfort, quieter rooms, improved security and long-lasting performance.
Your Home, Improved with DERCHI Windows & Doors
Discover how DERCHI windows and doors upgrade comfort, safety and energy performance across the key living areas of your home.
Balcony Windows & Doors
Living Room Windows & Doors
Terrace Windows & Doors
Sunroom Windows & Doors

Balcony Windows & Doors
Improve balcony safety and comfort with weather-resistant structures, secure multi-point locks and sound-reducing glass designed for modern residential living.

Living Room Windows & Doors
Brighten your living room with slim-frame windows and large sliding doors that enhance natural light, reduce noise and open up expansive outdoor views.

Terrace Windows & Doors
Create seamless indoor–outdoor living with durable folding or sliding terrace doors that offer ventilation, security and smooth transitions to patio spaces.

Sunroom Windows & Doors
Build a comfortable year-round sunroom with insulated glass, airtight sealing and strong aluminum frames for better temperature control and long-term durability.
From Factory to Your Front Door
See how your windows and doors are carefully designed, manufactured, inspected and delivered — with full transparency for every homeowner.
Step 1 — Design, Confirmation & Custom Production
Homeowners share project sizes or drawings, and DERCHI provides tailored design recommendations and a clear proposal. Once confirmed, production begins in our 70,000㎡ factory with strict quality control at every stage.
Step 2 — Inspection, Packaging & Secure Loading
Each window and door undergoes detailed inspections, including sealing, hardware, glass and structure checks. Products are then professionally packaged, protected and loaded into containers to ensure safe international transport.
Step 3 — Global Delivery & Technical Support
Your order is shipped via sea or air freight to the nearest port or destination. During installation, your local contractor can follow DERCHI’s technical guidance, supported remotely by our team when needed.

Ready to Plan Your Home Window & Door Upgrade?
Share your floor plan or rough measurements, and our team will prepare a free, detailed proposal within 1 business day — no commitment required.
Residential Case Studies - Trusted by Homeowners Worldwide
See how homeowners across the world upgraded their living spaces with DERCHI’s high-quality aluminum windows and doors.
Villa Project Case in Colorado, USA
Project address:209 river ridge dr grand junction colorado 81503
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New York Apartment Project, USA
This is a project for DERCHI Windows and Doors in an apartment in New York. Enough to shock builders all over the world.
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USA Georgia Villa Aluminum Windows And Doors Project
This project is for a Georgian villa in the United States. Our main products include sliding doors, fixed windows, folding doors, and French doors.Why do Americans love using doors as windows?
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Villa Project in Las Vegas, USA
This is a villa project of Guangdong Dejiyoupin Doors and Windows (Derchi) in Las Vegas, USA. The main products used are aluminum entry doors, aluminum slide doors, and aluminum glass fixed windows.
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USA Los Angeles 4242 Villa Aluminum Windows And Doors Project
Local Dealers and Popular Brands in Los AngelesDejiyoupin(Derchi) Windows and Doors in Los Angeles offers a wide selection of premium brands and emphasizes professional installation, energy efficiency, and soundproofing. Customer testimonials highlight their reliability and quality serviceDejiyoupin
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USA Los Angeles 4430 Villa Aluminum Windows And Doors Project
I think the American people living in Los Angeles will be familiar with Villa 4430. As a high-end villa complex, do you know that the aluminum doors and windows inside are all produced by Dejiyoupin Doors and Windows?
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USA California Villa Project
Visual Effects in a California VillaThe use of Guangdong Dejiju's folding doors and casement windows would significantly enhance the aesthetic and experiential quality of a California villa, aligning perfectly with the region's iconic architectural style.
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DERCHI provides professional guidance that helps homeowners upgrade windows and doors with confidence—from choosing the right products to design support, delivery coordination and long-term service.

Architect
Specification reviews, BIM and shop drawings, and certified performance data (NFRC, CE, AS2047, CSA). We assist with frame, glazing, and hardware choices to meet code and design intent. Early engagement shortens approvals.

Homeowner
Product selection guidance, energy and safety briefings, and care plans. We coordinate with local window and door contractors on measurement, lead times, and warranties. Homeowners receive clear quotes, installation checklists, and post-install contacts.

Builder
Pre-construction takeoffs, schedule alignment, and site logistics. We brief crews on handling, drainage, and anchoring. A dedicated coordinator tracks fabrication, deliveries, and punch-list closure to protect timelines.

Commercial
Submittal packages, mockups, and PM coordination for multi-unit, hospitality, and retail projects. We align with GC milestones, support inspections, and manage warranty or replacement across portfolios.

Contractor
Lead sharing and marketing assets for doors and windows contractors. Technical training for window and door replacement teams. Priority parts, streamlined warranty processing, and escalation paths keep jobs moving and margins intact.
Other Professional Guidelines
Practical guidance for doors and windows contractors, window contractors, door contractors, and replacement teams. Use these standards to plan, execute, and verify each phase of a project.

Superior Service Solutions
We map scope, assign a coordinator, and set response times. Submittals, install guides, and warranty steps are clear. Field support verifies measurements, site conditions, and anchoring. This keeps window and door work on schedule and reduces rework.
Energy Efficiency
Use thermal-break frames and low-E insulated glass with certified ratings. Match U-factor and SHGC to climate zones. Improve air and water tightness through proper sealing. We support NFRC, CE, AS2047, and CSA documentation to meet code and cut operating costs.

FAQ — Answers Homeowners Care About Most
Are you a factory or a trading company?
DERCHI is a direct manufacturer with a 70,000㎡ factory and full in-house production. We design, produce and inspect every window and door ourselves—no middlemen involved.
What happens after I make a payment? How long does production and delivery take?
After payment, we begin customized production, followed by strict inspections, packaging and secure container loading.
Typical timelines:
Production: 18–30 days (depending on customization)
Sea freight: 20–45 days (region dependent)
We update homeowners at every step.
What certifications do your products have? Are they compliant in the US / Europe / Australia?
Yes. DERCHI products meet major global standards, including NFRC, CE, AS2047, CSA, ISO, and Energy Star. These certifications ensure compliance with building codes and energy requirements in North America, Europe and Australia.
What if the glass breaks, hardware fails or gaskets age over time?
DERCHI offers up to 10-year warranty coverage for glass, hardware, gaskets and thermal breaks. If any issue occurs within the warranty scope, we provide free replacement parts and technical support.
How do you support local installation?
We support homeowners with:
Installation drawings
Technical guidance
Remote video support for Homeowner
Your local installer can follow DERCHI’s instructions to ensure proper installation.
What types of windows and doors are best for balcony, living room, terrace or sunroom areas?
Balconies typically use sliding or casement systems with strong weather resistance.
Living rooms and terraces often choose large sliding or folding doors for better daylight and outdoor access.
Sunrooms require insulated glass and airtight aluminum frames for year-round comfort.
Are DERCHI windows and doors suitable for extreme climates (snow, heat, wind, humidity)?
Yes. Our systems include:
Vertical isothermal insulation design
Triple sealing structures
High-wind pressure resistance
Water-swelling seals
These features make DERCHI products suitable for cold regions, coastal areas, hot climates and high-rise buildings.