Manufactured under strict ISO 9001 and AS2047 international fabrication codes in our 180,000 m² Foshan facility. Discover heavy-duty extrusions, multi-point locksets, and tropicalized glazing systems configured for rapid container dispatch to Apapa and Tin Can Island Ports.
Direct project supply from Guangdong Dejiyoupin Doors and Windows Co., Ltd. We provide property developers, commercial contractors, and fenestration importers across Nigeria with zero-error container shipments certified to global standards.
Lagos presents an exacting set of structural challenges: high marine salt air along the Gulf of Guinea, torrential monsoons, pervasive generator noise, and seasonal dusty Harmattan winds. Here is how our custom aluminum folding window systems solve local building demands.
Coastal villas exposed directly to Atlantic salt-spray encounter premature chalking and galvanic corrosion on ordinary aluminum frames. We supply thick-anodized or 3-coat fluorocarbon PVDF finishes with 316-grade marine stainless steel folding hinges, rollers, and handles that will not pit, peel, or seize in salt air.
High-end private developments demand wide-open indoor-outdoor transitions for waterfront verandas and poolside courtyards. Our heavy-duty folding window walls collapse effortlessly into compact side-stacked configurations, expanding room spaces while securing the building with concealed six-point anti-burglary locks.
Commercial high-rises and luxury boutique hotels face constant acoustic pollution from diesel generators, road thoroughfares, and rooftop chillers. Our thermal-break aluminum profiles paired with asymmetric acoustic laminate glass (6mm + 1.52PVB + 8mm) drop interior sound levels by up to 42 dB.
| Environmental Factor | Standard Commercial Aluminum | DERCHI Lagos Engineered Systems | Field Advantage |
|---|---|---|---|
| Atlantic Salt Spray | Standard 15µm powder coat; corrodes within 18 months | Class 2 Qualicoat / PVDF 40µm + Grade 316 hardware | Zero surface degradation or roller seizure in coastal Lekki |
| Heavy Harmattan Dust | Standard single felt brush strip; lets dust penetrate tracks | Dual-channel EPDM hollow-bulb seals & dust traps | Airtight track seal preventing silica dust buildup and jamb wear |
| Solar Heat Radiation | Solid aluminum profile transmitting intense heat indoors | PA66 GF25 thermal break strip + Double Low-E insulated glass | Reduces indoor cooling bills and HVAC electrical load by 34% |
| Security Demands | Single center cam latch vulnerable to mechanical prying | Patented Four-Side Six-Point locking perimeter system | High-security forced entry prevention for luxury residences |
As private capital and institutional investments accelerate urban expansion from Epe to Eko Atlantic, window and door procurement preferences among Nigerian specifiers have rapidly matured.
With volatile fuel pricing and expanded adoption of private solar inverter banks, structural heat gain is now an urgent economic metric. High-performance thermal break bi-fold windows stop external thermal transfer, keeping air-conditioned rooms cold for hours longer and lightening generator fuel burn.
Modern luxury developments are moving away from traditional, bulky exterior burglar bars that obstruct architectural lines. High-end homeowners favor integrated multi-point locking systems concealed inside the sash, complemented by impact-resistant laminated security glass.
Local assembly shops often struggle with precision corner miter gaps, unstable paint coats, and leaky single panes. Contractors are turning to factory-pre-hung systems with zero-tolerance computerized CNC joinery, delivered fully boxed to site ready for immediate installation.
Combining 25+ years of specialized fenestration manufacturing with tailored export logistics that protect your investment across ocean transit.
Our window systems are tested and compliant with CE (Europe), NFRC (USA), AS2047 (Australia), CSA (Canada), Energy Star, and ISO 9001. We provide rigorous engineering test documents for seamless approval by Nigerian structural consulting engineers.
To eliminate shipping breakages, each aluminum folding frame is vacuum-sealed with anti-scratch protective film, corner-guarded, and crated inside heavy, fumigated plywood cases with moisture desiccant packs to survive high ocean humidity during transit to Lagos.
With dozens of full-container loads delivered each year to Lagos, our documentation office provides complete export handling: Form M support, CCVO, Product Certificate (PC), SONCAP (SC), and bills of lading to ensure smooth customs clearance without demurrage fees.
Key information regarding port logistics, custom sizing, corrosion resistance, and technical verification for Nigerian project managers.
Send us your window schedules, architectural elevations, or bill of quantities. Our engineering team will review your specifications and provide a factory-direct container proposal complete with CAD cross-sections, glass performance specs, and shipping estimates to Apapa.