Engineered specifically for European climate demands, featuring multi-chamber profiles, fusion-welded seams, and high-efficiency glazing packages.
Portugal’s construction and architectural sector is undergoing a massive transformation driven by the European Union’s Energy Performance of Buildings Directive (EPBD) and national decarbonization mandates under Decreto-Lei n.º 101-D/2020. As Portugal targets Nearly Zero-Energy Buildings (NZEB) for both urban retrofits in Lisbon and Porto and high-end residential developments in the Algarve, the demand for high-performance Unplasticized Polyvinyl Chloride (UPVC) windows has surged exponentially.
As a leading Chinese UPVC windows manufacturer and wholesale exporter, our production infrastructure directly bridges the gap between premium European engineering standards and cost-effective, factory-direct manufacturing. By controlling the complete supply chain—from profile extrusion and multi-chamber mold design to automated fusion welding and low-E glass integration—we provide Portuguese distributors, developers, and general contractors with architectural-grade window systems that surpass strict local thermal regulations (REH - Regulamento dos Desempenhos Energéticos dos Edifícios de Habitação).
Why premier Portuguese engineering firms and construction groups partner with our OEM manufacturing facility.
Unlike mechanically screwed aluminum frames that loosen over time, our UPVC sashes feature 45-degree thermofusion welding. This creates a solid, jointless corner structure that eliminates water ingress and frame sagging across decades of operation.
Featuring triple-silver Low-E vacuum coatings with Argon gas fill, our insulating glass units achieve a Solar Heat Gain Coefficient (SHGC) as low as 0.22, effectively blocking Atlantic ocean glare and Mediterranean summer heat.
Extruded strictly with nominal outer wall thicknesses of ≥3.0mm, providing optimal screw retention for hardware, maximum wind-load resistance (up to Class C5), and enhanced structural rigidity for large-span openings.
Comparative specifications designed to meet Portuguese municipal building approvals and thermal compliance certificates.
| Performance Indicator | Standard UPVC Window | Our Export Grade UPVC Series | Portugal Regulatory Baseline (REH) |
|---|---|---|---|
| Thermal Transmittance ($U_w$) | 2.2 - 2.8 W/m²K | 0.8 - 1.3 W/m²K | ≤ 1.8 W/m²K (Zone I1/I2/I3) |
| Acoustic Rating ($R_w$) | 28 - 32 dB | 38 - 45 dB (Laminated Acoustic) | ≥ 33 dB (Urban Centers) |
| Air Permeability (EN 12207) | Class 2 | Class 4 (Maximum Airtightness) | Class 3 Minimum |
| Watertightness (EN 12208) | Class 5A | Class E900 (900 Pa Pressure) | Class 7A |
| Profile Material Purity | Recycled / Reground Blends | 100% Virgin UPVC Resin | UV Stabilized Standard |
| Corner Joint Strength | Mechanical Fasteners | Fusion-Welded (Monolithic) | EN 514 Compliant |
Tailor-made fenestration engineering suited for Portugal's microclimates—from Atlantic coastal humidity to interior extreme thermal ranges.
Challenge: Corrosive coastal sea spray (salt fog), high UV index, and high summer cooling costs.
Solution: Multi-chamber UPVC casement and tilt-and-turn windows fitted with micro-calcified EPDM weatherstripping and high-durability hardware. UPVC’s non-conductive, non-corrosive properties ensure zero surface degradation under harsh marine atmospheric conditions.
Challenge: Strict acoustic insulation requirements in high-density traffic zones paired with narrow vintage rough openings.
Solution: Slim-line 1733 profile systems and vintage-style arched fixed windows integrated with asymmetric double-glazing (e.g., 6mm + 12Ar + 4mm) to disrupt soundwave frequencies, dropping interior ambient noise by up to 45 decibels.
Challenge: Wet, cold winters requiring minimal heating energy loss paired with high humidity levels.
Solution: Warm-edge spacer technology coupled with Argon gas insulation, preventing internal glass condensation and keeping U-values down to passive house standards.
Sourcing directly from our state-of-the-art manufacturing facility provides wholesale buyers in Portugal with an unassailable commercial advantage. By utilizing automated extrusion lines, precision CNC corner cleaners, and robotic glass assembly stations, we combine high-volume production with custom-tailored precision down to 1/8-inch (3mm) increments.
Essential insights regarding shipping, compliance, custom sizing, and warranty terms for B2B buyers in Portugal.
Yes. Our export window lines comply with CE marking regulations under EN 14351-1:2006+A2:2016. Furthermore, profile extrusion conforms strictly to EN 12608 standards, ensuring that U-values, wind-load ratings, and acoustic insulation levels satisfy Portugal's Decreto-Lei n.º 101-D/2020 (REH) guidelines.
We offer complete FOB, CIF, or DDP (Delivered Duty Paid) shipping solutions. Most bulk commercial shipments for Portugal clear customs via the Port of Sines (South/Central) or Port of Leixões (North). Orders are palletized, steel-strapped, and crated for safe ocean container transit with typical transit times of 28 to 35 days.
Absolutely. Every unit is built to order based on your project schedule or field window schedule. We specialize in custom dimensional increments, arched tops, gothic shapes, trapezoids, and stack units sharing unified welded frame profiles for architectural harmony.
We supply dual-pane and triple-pane insulating glass packages equipped with LoĒ³-366 glass, warm-edge composite spacers, and 90% Argon gas filling. This yields an exceptional solar heat block while retaining clean visual clarity and maximum natural daylight.
We back our products with a comprehensive limited warranty: 20 years on UPVC structural profiles against discoloration and cracking, 10 years on insulated glass seal integrity, and 5 years on mechanical hardware components. Replacement parts are dispatched via air freight when required.
Submit your architectural window schedule or project elevation drawings today. Our engineering team will return a comprehensive line-item quotation within 24 hours.
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