DERCHI custom windows and doors factory manufacturing background
Factory-Direct Architecture

Architectural Aluminum Windows & Doors

Engineered for South American climates: wind-load resistance, salt-mist protection, and certified thermal insulation tailored for overseas distributors and project developers.

Engineering Rigor & Assurance

International Manufacturing Built for Reliability

Guangdong Dejiyoupin Doors and Windows Co., Ltd. deploys 80+ dedicated R&D specialists and 50+ structural engineers across 180,000 m² of smart facilities, strictly controlling profile extrusion, sealing integrity, and finish durability.

168 Precision Processes 38 Inspection Gates 10-Year Quality Warranty Patented Security Locking

Patented Glass Retention

Integrated self-adaptive glass retention systems engineered to absorb wind deflection and seismic shifts common along the Pacific Rim.

Multipoint Anti-Theft Lock

Exclusive Four-Side Six-Point locking hardware designed to prevent forced perimeter entry in luxury residences and commercial developments.

Green Building Star

Certified with Three-Star Green Building Materials credentials, delivering Low-E thermal barrier values that minimize HVAC cooling loads.

Engineered Hardware

Global standard hardware compatibility (Hoppe, Siegenia, CMECH) engineered for corrosion-free operation in coastal saline air.

Comprehensive Product Lines

Architectural Systems by Category

Select a category to view high-performance series configured with structural thermal-break profiles, double/triple tempered glazing, and marine-grade surface finishes.

80 Aluminum Folding Door System Bifold Series

80 Aluminum Folding Door System

Heavy-duty bifold system creating unobstructed wide openings with smooth bottom rollers and reinforced weather seals for coastal patios.

  • Profile Depth: 80 mm
  • Glass Build-up: 5mm+12A+5mm Tempered
  • Locking: Concealed Multi-Point
Export Standard Ready Get Catalog
Q15 Large Automated Sliding Door Automated Sliding

Q15 Large Auto Sliding Door

Motorized architectural sliding door supporting oversized glass panels up to 500 kg per sash with quiet smart-sensor automation.

  • Automation: Built-in Motorized Drive
  • Glazing: 6mm+16Ar+6mm Low-E
  • Operation: Smart Remote / Wall Switch
Commercial / Villa Get Catalog
Q5 Heavy Aluminum Sliding Door Patio Slider

Q5 Aluminum Sliding Door

Precision-balanced sliding door featuring high-capacity stainless steel tracks and dual-interlocking seals against tropical rainfall.

  • Track Type: High & Low Water-Barrier Track
  • Hardware: Heavy-duty Silent Rollers
  • Finish: Fluorocarbon / Powder Coat
Seismic Resistant Get Catalog
Z3 Architectural Glass Pivot Door Grand Pivot

Z3 Architectural Glass Pivot Door

Center or offset pivot entry door system capable of grand heights with concealed German hydraulic floor springs.

  • Max Height: Up to 4000 mm
  • Bearing Capacity: Floor Pivot 450 kg
  • Safety: Impact Laminated Glass
Luxury Entrance Get Catalog
Q9 Slim Frame Sliding Door Narrow Sightline

Q9 Slim Frame Sliding Door

Ultra-narrow visible stile of only 16mm, maximizing panoramic ocean and mountain vistas with concealed structural perimeter frames.

  • Interlock Width: 16 mm Super-Slim
  • Glazing Thickness: Up to 32 mm DGU
  • Drainage: Concealed Floor Drainage
Minimalist Design Get Catalog
54 Invisible Track Ghost Door Interior Minimalist

54 Invisible Ghost Sliding Door

Concealed hardware rail system mounted behind the door leaf creating a floating aesthetic for upscale residential interiors.

  • Track System: Hidden Wall-Mounted Rollers
  • Acoustics: Up to 34 dB Sound Reduction
  • Application: Master Suites & Boardrooms
Interior Luxury Get Catalog
G46 Sliding Tilt Turn Window Dual-Action

G46 Sliding Tilt-Turn Window

Innovative hardware mechanism combining horizontal sliding travel with top-tilt secure micro-ventilation for high-rise buildings.

  • Ventilation: Top Tilt Angle 15°
  • Water Tightness: Class 9A (600 Pa)
  • Profile: 6063-T5 Extruded Aluminum
High-Rise Choice Get Catalog
105B Architectural Sliding Window Thermal Break

105B Sliding Window System

Polyamide thermal-break sliding frame with integrated stainless flyscreen sash for coastal climate comfort.

  • Frame Width: 105 mm
  • Screen Option: 304 Stainless Mesh Screen
  • Thermal Barrier: PA66 Reinforced Nylon
Coastal Insect Proof Get Catalog
K5N Inward Casement Window European Standard

K5N Inward Casement Window

Engineered with triple EPDM gasket seals and multi-point perimeter compression locking to block Andean cold drafts and street noise.

  • Acoustic Rating: Up to 42 dB
  • Locking Points: 8-Point Perimeter
  • Glass Cavity: Argon Filled Spacer
Soundproof Choice Get Catalog
N9 Large Size Tilt-Turn Casement Window Heavy Duty

N9 Heavy-Duty Tilt-Turn Window

Reinforced profiles engineered for oversized operable openings under high wind load zones along coastal Brazil and Chile.

  • Profile Wall: 2.0 mm Standard
  • Wind Pressure: Up to 4500 Pa
  • Operation: Single Lever Multi-Function
Hurricane Rated Get Catalog
Fixed Panoramic Picture Window Panoramic Vision

Fixed Picture Panoramic Window

Frameless-effect panoramic fixed glass installation offering uninterrupted skyline views and maximum light transmission.

  • Max Panel Area: Up to 12 m² per unit
  • Glass Option: Solar Control Low-E Double/Triple
  • Structural Mullion: High Deflection Steel Core
Villa Living Get Catalog
S6 Outward Casement Window Outward Opening

S6 Outward Casement Window

Popular outward opening design with heavy-duty four-bar friction hinges and integrated child-safety restrictors.

  • Hinge: Stainless Steel 304 Friction Stay
  • Sash Seal: Dual Vulcanized EPDM
  • Air Permeability: Class 4 Standard
Storm Resistance Get Catalog
120 Freestanding Aluminum Glass Sunroom All-Season Living

120 Freestanding Aluminum Sunroom

Engineered modular post-and-beam aluminum conservatory system equipped with solar-reflective roof glazing and built-in gutters.

  • Main Column Size: 120 mm x 120 mm x 3.0 mm
  • Roof Glazing: Laminated Double Tempered Low-E
  • Drainage: Concealed Downspouts in Posts
Custom Engineering Get Catalog
High Quality Engineered MDF Interior Door Interior Door

Engineered Board MDF Interior Door

Precision-manufactured moisture-resistant interior doors finished in high-grade melamine and natural wood veneer for hotel projects.

  • Core Material: High-Density Solid Core
  • Surface: Scratch-Resistant Finish
  • Hardware: Magnetic Silent Latch
Hospitality Grade Get Catalog
Light Luxury Unpainted Wooden Door Eco Friendly

Light Luxury Unpainted Wooden Door

Zero-formaldehyde modern aesthetic door leaves with aluminum edge capping, providing warp-free stability in tropical climates.

  • Frame: Solid Wood Composite with Aluminum Capping
  • Environmental: ENF Certified Low Emission
  • Colors: Custom Architectural Wood Textures
Residential Project Get Catalog
Proprietary R&D

Exclusive Four-Side Six-Point Security Patent

Guangdong Dejiyoupin Doors and Windows Co., Ltd. holds national invention patent ZL201610053534.X. Our multi-point interlocking perimeter gear sets new standards for burglar-resistance and structural air tightness, providing unmatched peace of mind for high-end residential estates across South America.

Invention Patent ZL201610053534.X Anti-Pry Steel Cam Rollers Seismic Joint Flexibility Double Insurance Coverage
DERCHI Four-Side Six-Point Lock mechanism illustration

Request Technical Specifications & Project Quotes

Whether you require complete project schedule pricing, DWG cad sections, or physical finish samples sent to your overseas office, our engineering team replies with comprehensive submittal packages.