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Engineered to surpass EN 12207 Class 4 airtightness standards, delivering superior thermal boundary defense across Istanbul, Ankara, Izmir, and Mediterranean coastal developments.
Understanding the architectural landscape, energy efficiency mandates (TS 825), and structural engineering requirements across the Republic of Turkey.
Turkey stands as one of the most vibrant construction and architectural hubs bridging Europe and Asia. In recent years, the Turkish fenestration sector has undergone a fundamental technological evolution. While standard double-glazed PVC and conventional non-thermal aluminum frames dominated historical building methods, today's megaprojects, urban regeneration programs (Kentsel Dönüşüm), and premium commercial skyscrapers across Istanbul, Ankara, and Izmir require high-specification air tight windows and hermetic aluminum architectural systems.
The stringent enforcement of Turkey's Building Thermal Insulation Standard (TS 825) alongside the drive for European CE compliance and voluntary green building certifications like LEED (Leadership in Energy and Environmental Design) and BREEAM has placed airtightness (air permeability rated under EN 12207) and low U-values at the core of structural engineering requirements. Uncontrolled air infiltration contributes up to 40% of building energy losses, driving escalating operational HVAC costs in Turkey's mixed climate zones.
Designed to satisfy Turkey's updated thermal regulations, attaining Class 4 airtightness ratings and Uw values as low as 0.9 W/m²K to optimize seasonal energy footprints.
Precision German-engineered locking gears (SIEGENIA integration) provide active peripheral perimeter compression, eliminating air drafts even during 120 km/h Bosphorus gales.
Anodized and fluorocarbon-coated architectural aluminum profiles resist Mediterranean marine salinity, extreme UV degradation, and Anatolian frost-thaw cycles.
Tailored airtight window configurations addressing microclimatic challenges from the Bosphorus strait to the Anatolian plateau.
Istanbul experiences severe Northerly winds (Poyraz) and damp Southerly winds (Lodos), creating high differential wind pressures along waterfront residences, high-rise Bosphorus towers, and Maslak/Levent commercial developments. Our XY115 3.0mm System Window and ZHGP113 Concealed Drainage Casement utilize multi-cavity isobaric chamber designs and continuous automotive-grade EPDM foam gaskets that prevent water ingress up to 900 Pa while locking out wind drafts.
Continental Anatolia experiences severe diurnal temperature shifts, with winter temperatures plunging to -20°C and summer peaks reaching 38°C. The ZYN100 Triple Sealing In-swing System incorporates multi-chamber Technoform polyamide thermal breaks that restrict thermal conduction, preventing interior condensation, profile bowing, and perimeter air leaks caused by uneven structural expansion.
In resort developments, luxury villas in Yalıkavak, and hospitality resorts along the Riviera, the primary requirement is retaining interior conditioned air against intense external heat while resisting airborne sea salts. The ZY120 Super Airtight Side-Pressure Sliding Window provides wide-span panoramic vistas with a mechanical side-compression mechanism that ensures an impervious seal when closed, unlike conventional friction-brush sliding systems that leak cooled air.
Modern R&D facilities, pharmaceutical labs, and precision automotive plants in Turkey's premier industrial corridors rely on pressurized airtight fenestration to maintain strict particulate isolation, ISO-standard atmospheric controls, and industrial acoustic dampening.
Engineered to international ASTM, DIN, and EN fenestration standards for architects, façade consultants, and Turkish B2B contractors.
| Parameter / Standard | Deioux Airtight Engineering Metric | Conventional Turkey Window Baseline | Project Impact & Benefit |
|---|---|---|---|
| Air Permeability (EN 12207) | Class 4 (≤ 0.75 m³/h·m at 100 Pa) | Class 2 or Class 3 | Zero cold drafts; 35-40% reduction in heating/cooling loads |
| Watertightness (EN 12208) | Class E900 / E1200 (> 900 Pa) | Class 4A - 7A (150 - 300 Pa) | Total leak prevention under hurricane-force rain conditions |
| Wind Load Resistance (EN 12210) | Class C5 (≤ 2000 Pa design, 3000 Pa safety) | Class B3 / C3 | Engineered for high-rise residential towers & exposed coastal cliffs |
| Acoustic Insulation (EN ISO 717-1) | Rw up to 45 - 48 dB (with acoustic laminated glass) | Rw 28 - 32 dB | Hermetic noise dampening in dense metropolitan centers like Istanbul |
| Thermal Transmittance (Uf / Uw) | Uw down to 0.85 - 1.2 W/(m²·K) | Uw 2.2 - 2.8 W/(m²·K) | Full compliance with Passive House & TS 825 Class A energy certificates |
| Gasket Technology | Continuous Vulcanized EPDM + Cellular Co-extrusion | Standard PVC or TPE Gaskets | 25+ year elasticity without shrinkage, hardening, or UV cracking |
Between 2011 and 2013, DEI OUX established the operational blueprint for its global supply chain. This era began with the 2011 launch of JPS Lean Production, followed by a 2012 milestone as an industry pioneer in adopting a dedicated ERP system for comprehensive digital management. By 2013, the integration of 5S field management and a specialized Quality Improvement Team finalized the brand's transformation. These systematic upgrades solved critical B2B pain points by stabilizing product quality and drastically reducing lead times, providing our partners with a decisive competitive edge in project delivery.
2014 stood as a watershed year for the brand's industrial capacity with the official launch of the Deioux Manufacturing Industrial Park. This strategic project was conceived to solve the capacity bottlenecks faced by our growing global distributor network, transitioning our operations into a centralized, high-efficiency production hub.
2017 begins with the implementation of the 7S Management System to standardize production excellence. In August, a series of nationwide training summits were hold to empower our partner network. In October, our parent company, Yongxing Group, officially launched its wooden door production facility, significantly expanding our industrial footprint. These milestones culminated in Deioux being honored as a "Top 10 Guangdong Window & Door Brand," cementing our position as a recognized leader in the industry.
Deioux continued to strengthen its presence in the aluminum window and door industry, receiving the prestigious Dayan Award, known as the “Oscar of the Home Furnishing Industry,” and once again being named among the Top 10 Aluminum Window and Door Brands. The company was also recognized as a Consumer Favorite Brand.
In the same year, Deioux established strategic partnerships with Germany’s SIEGENIA Group and Technoform Group, reinforcing its commitment to German-engineered window and door systems. The branded Shanghai–Wuhan–Chengdu high-speed train was launched to enhance national brand visibility, while the Deioux Dealer Marketing Summit was successfully held, further strengthening its nationwide dealer network.
Deioux strengthened its leadership in the aluminum window and door industry, earning the Huateng Award Top 10 Aluminum Window and Door Brands and the 2021 Top 10 Influential Window and Door Brands in China. Chairman Wu Sibing was recognized as a “Light-Chasing Leader” on the China Home Industry Power List.
The Deioux Pioneer high-speed train was officially launched as a branded train, expanding the company’s national brand presence. In the same year, the Brilliant Series won the Red Cotton China Design Award 2021 – Product Design Award, highlighting Deioux’s commitment to innovative window and door system design.
Deioux has achieved remarkable milestones this year: in March, we officially partnered with CCTV’s "Smart Manufacturing in China" program, showcasing our industrial strength.
The brand has garnered multiple prestigious honors, including "Leading Enterprise in High-Quality Development," "Top-Tier Window & Door Brand," and "Top 100 Valuable Companies in the Home Industry."
In terms of product excellence, our Xinyu(Model: XY135) Outward Casement Double-glazed Tempered Glass Window Series won the Sigma Golden Collection Award and the Annual Excellence Award, further solidifying Deioux’s position as a Top 10 brand pioneering the new era of high-performance system windows and doors.
Explore our complete line of high-precision thermal break casements, side-compression sliding windows, and architectural awnings engineered for contractors, developers, and distributors throughout Turkey.
End-to-end technical support, customized extrusions, and certified international shipping directly to Ambarlı Port, Mersin Port, and Izmir Alsancak Port.
For Turkish project developers, architectural firms, and fenestration distributors, selecting an experienced manufacturing partner is critical to project timeline security and structural precision. Deioux delivers factory-direct pricing, customized profile extrusion capabilities, powder coating adhering to Qualicoat Class 2 standards, and specialized packaging optimized for sea container transit to major Turkish ports.
Our dedicated engineering technical division provides full BIM/CAD library access, finite element thermal simulation reports, and shop drawing verification to ensure smooth municipal approval under Turkish zoning and building codes.
