Factory Direct Catalog
Featured Sunroom Windows & Architectural Fenestration Systems
Constructed from primary 6063-T6 virgin aluminum alloy with polyamide (PA66 GF25) thermal breaking strips, multipoint German-engineered security hardware, and high-performance insulated glazing units (IGUs).
Manufacturing Rigor & E-E-A-T Authority
Industrial Scale: Behind China's Premier Fenestration Engineering Hub
Recognized among the nation's premier architectural glass and door producers, DERCHI combines 25+ years of extrusion processing, robotic CNC milling, and certified metallurgical QA under an integrated 180,000 m² ecosystem.
180,000m²
Automated Production Footprint
25+Years
R&D & Precision Manufacturing
600+Experts
Engineers & Façade Technicians
100+Patents
Global Testing & ISO Accreditations
Intelligent Manufacturing Base · Foshan, Guangdong
Full-Chain Structural Sovereignty
Unlike regional fabricators that assemble generic extrusions with erratic wall thicknesses, our manufacturing floor manages every variable from virgin ingot melting to anodizing and automated dual-component silicone sealing. Sunroom windows and envelope enclosures face severe cyclic thermomechanical stress; our strict CE (EN 14351-1) and AS 2047 compliance ensures that structural deflection under maximum windload stays securely within L/250 to L/300 limits.
By coupling in-house extrusion lines with Italian corner crimping machines, robotic glass loading units, and computerized helium gas filling verification, every batch destined for North America, Oceania, and Western Europe carries unambiguous metallurgical and acoustic traceability.
AS 2047 Cyclonic N6
EN 14351-1 CE Certified
ISO 9001:2015
Qualicoat Class 2
AkzoNobel Interpon D
Architectural Systems Selection
Engineering Recommendations for Modern Sunrooms & Solariums
Evaluating profile depth, thermal break geometry, solar heat gain coefficient (SHGC), and glass makeup across diverse geographic climate zones.
High-Altitude & Continental Climates
For regions with drastic diurnal temperature swings and heavy snow loads (e.g., Central Europe, Northern US, Canada), we specify the 86 Series Multi-Chamber Casement paired with triple-pane Low-E argon IGUs (Ug ≤ 0.7 W/m²K). Deep PA66 GF25 thermal breaks eliminate condensation risks, while continuous EPDM cellular rubber gaskets preserve envelope hermeticity under negative barometric suction.
Subtropical Marine & Coastal Zones
Coastal sunrooms in Australia, Florida, and the Pacific Islands face severe salt fog corrosion and cyclic hurricane winds. We mandate Qualicoat Seaside-Grade Powder Coatings or 25μm PVDF finishes, combined with 316 marine-grade stainless hardware and laminated SentryGlas® (SG) hurricane-resistant interlayers validated for Australian AS 2047 N6 cyclonic testing standards.
Urban Luxury Penthouses & Conservatories
Demanding panoramic vision and acoustic serenity, high-density residential installations prioritize minimal sightlines. Our Minimalist Heavy-Duty SDL Sliding System integrates concealed bottom rollers, flush floor transitions, and asymmetric acoustic laminated double glazing, attenuating airborne decibel levels by up to Rw 42 dB without compromising structural stability.
| System Type | Profile Depth / Wall Gauge | Thermal Transmittance (Uw) | Air Tightness (EN 12207) | Water Resistance (EN 12208) | Wind Load (EN 12210) |
|---|---|---|---|---|---|
| 86 Series Villa Casement | 86 mm / 2.0 mm Heavy Duty | 1.1 – 1.4 W/m²K | Class 4 (≤ 3 m³/h·m²) | Class 9A (600 Pa) | Class C5 (2000 Pa) |
| TB-WK200 Tilt & Turn | 75 mm / 1.8 mm Precision | 1.2 – 1.5 W/m²K | Class 4 (≤ 3 m³/h·m²) | Class E750 (750 Pa) | Class C4 (1600 Pa) |
| OUNA Minimalist Sliding | 120 mm / 2.2 mm Monorail/Stacker | 1.4 – 1.8 W/m²K | Class 3 (≤ 9 m³/h·m²) | Class 7A (350 Pa) | Class C3 (1200 Pa) |
| Vertical Bi-Fold Enclosure | 70 mm / 2.0 mm Reinforced | 1.5 – 1.9 W/m²K | Class 3 (≤ 9 m³/h·m²) | Class 6A (250 Pa) | Class B3 (1200 Pa) |
| Automated Smoke Skylight | 90 mm / 2.5 mm Structural Extrusion | 1.3 – 1.6 W/m²K | Class 4 (≤ 3 m³/h·m²) | Class 9A (600 Pa) | Class C4 (1600 Pa) |
Procurement Intelligence
Future B2B Procurement Trends in Sunroom Fenestration (2025–2030)
Forward-looking insights on supply chain transformation, ESG certifications, and value engineering shifts for international commercial buyers.
Decarbonized Supply Chains & EPD Verification
Institutional developers across the European Union and Australasia are transitioning from generic low-bid sourcing to verified Environmental Product Declarations (EPDs). Factory production must utilize recycled scrap aluminum billets (green aluminum) powered by hydroelectric or solar smelters, directly reducing the embodied carbon footprint (kg CO₂e/kg aluminum) to qualify for LEED Platinum and BREEAM certifications.
Standardized Digital BIM & Modular Prefabrication
Sunroom construction is pivoting away from on-site cutting and messy field glazed configurations toward 100% factory pre-assembled unitized modules. Architectural procurement protocols now enforce open-standard BIM (Building Information Modeling) Revit and IFC families, accelerating clash detection between glass overhangs, motorized venting systems, and building steel frames before the first container leaves port.
Direct Tier-1 Factory Consolidations
By eliminating multiple tiers of regional import intermediaries, general contractors and mid-market developers are forging direct OEM/ODM manufacturing alliances. Factory partners capable of delivering turnkey shop drawings, customized AS/NZS/CE testing certificates, and consolidated FCL/LCL ocean freight directly lower total installed costs by 28% to 35% compared to local assembly channels.
R&D & Future Engineering
Technology Advancements Transforming Sunroom Architecture
From smart electrochromic daylight harvesting to motorized natural convection, next-generation sunrooms serve as active microclimatic envelope buffers.
Electrochromic & Photovoltaic Building Glass (BIPV)
Next-generation solarium roofs integrate dynamic switchable glazing (PDLC/SPD) and Building-Integrated Photovoltaics. By altering solar heat gain modulation dynamically through building automation protocols (BMS), these systems convert sun-exposed surfaces into clean electrical generation assets while eliminating the need for bulky motorized exterior roller shutters.
Smart Actuation & Automated Micro-Ventilation
Sunroom overheating is solved through automated high-level motorized exhaust skylights integrated with perimeter low-level intake vents. Microprocessor-driven chain actuators sync with wireless weather stations to vent accumulating warm air via natural thermal stack buoyancy, automatically closing the moments rain sensors or wind velocities exceed safe thresholds.
Vacuum Insulated Glazing (VIG) Systems
Representing the frontier of high-performance envelopes, emerging VIG units achieve center-of-glass thermal performance of U ≤ 0.45 W/m²K in an ultra-slim 8.3 mm footprint. Integrating VIG inside aluminum sunroom casements yields insulating values that match thick masonry walls while keeping frame profiles sleek and eliminating heavy triple-glazing deadweight.
Factory QA & Trade Compliance
Procurement FAQ for Commercial Sunroom Windows
Rigorous engineering answers addressing building certifiers, import documentation, testing protocols, and sea-freight logistics.
What specific CE testing reports are provided with our container export?
All DERCHI sunroom window exports adhere to the Construction Products Regulation (CPR 305/2011/EU) harmonized standard EN 14351-1. We furnish an accredited Third-Party Factory Production Control (FPC) audit report, Declaration of Performance (DoP), mechanical safety evaluations, watertightness test certs up to 900 Pa, and acoustic transmission decibel charts verified under EN ISO 10140.
How does DERCHI ensure thermal break integrity under severe solar heating?
Sunroom roof profiles endure extreme thermomechanical stress from differential solar expansion between outer and inner aluminum sections. We exclusively utilize PA66 GF25 (polyamide reinforced with 25% chopped fiberglass) thermal breaks assembled with serrated cavity knurling and transverse tensile pull testing compliant with EN 14024, preventing structural de-lamination.
Can you manufacture custom curved, rake-top, and oversized pivot systems?
Yes. Over 65% of our international commercial order volume involves project-tailored geometries. Our engineering department supplies complete 2D/3D CAD shop drawings, connection detail calculations, structural moment load analysis, and glass deflection simulations for your local structural engineering review before raw extrusion release.
What crating and packaging measures guarantee zero maritime shipping breakage?
Export glass panels and pre-hung frames are sealed within non-fumigation solid plywood sea-crates lined with shock-absorbent closed-cell foam and industrial desiccant bags. Glass units feature corner edge-protectors and nylon lifting loops. Containers are secured with heavy-duty air cushions and steel cross-bracing to prevent shifting under stormy ocean transit.
What is the standard production lead time for full container (FCL) orders?
Standard extrusion profiles in stock architectural finishes (Matte Black, Anthracite Grey, Natural Anodized) ship within 25 to 30 working days following formal CAD sign-off and deposit receipt. Custom RAL powder coatings, special glass coatings, or custom extruded mold profiles typically require 35 to 40 days to allow for comprehensive metallurgical pre-treatment and QC checks.
Do you support remote on-site installation guidance across different time zones?
Yes. Every order ships accompanied by detailed, numbered installation drawings, perimeter flashing schemes, and step-by-step video manuals. Our bilingual English-speaking façade engineers maintain dedicated real-time video conference availability during Australian (AEST), European (CET), and North American (EST/PST) project working hours.
Consult with Our Senior Façade Engineers
Send your door and window schedules, architectural elevations, or structural CAD specifications. Our technical engineering division will generate a comprehensive structural proposal, energy-modeling report, and commercial price schedule within 24 hours.
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