Aluminum Exterior Wood Interior Windows

When selecting high-performance fenestration that balances modern resilience with timeless warmth, discerning architects and homeowners increasingly specify hybrid systems. Our portfolio includes Aluminum Clad Wood Windows, which provide a rugged metal shield on the outside while revealing authentic wood grain indoors. For rooms that demand maximum airflow and easy cleaning, our Casement Aluminum-wood Composite Windows deliver side-hinged operation with superior multi-point locking. European engineering shines in our Tilt and Turn Aluminum-wood Windows, where the inward-opening sash tilts for draft-free ventilation or fully swings open for emergency egress. High-end residential projects frequently rely on our Residential Premium Aluminum-wood Windows, which merge bespoke sizing, rich color palettes, and heritage-grade timber profiles into a single elegant solution.


Aluminum Exterior Wood Interior Windows offer a refined fusion of cutting-edge thermal performance and acoustic comfort. The load-bearing aluminum extrusion features a thermally broken polyamide barrier that effectively interrupts heat transfer, while the interior timber—precision-milled from laminated Scandinavian pine, oak, or sapele—adds natural insulation and a tactile quality that painted aluminum alone cannot replicate. Each unit is factory-glazed with double- or triple-pane insulated glass units incorporating warm-edge spacers and low-emissivity coatings, helping to meet stringent energy codes without sacrificing visible light transmittance. Deep perimeter weatherstripping, co-extruded Q-Lon gaskets, and pressure-equalized drainage chambers ensure long-term water tightness even in coastal or high-exposure zones. The wood interior surface arrives pre-sanded and can be stained, lacquered, or painted on site to complement existing millwork, while the exterior aluminum cladding is finished with durable polyester powder coating or Kynar 500® PVDF in standard RAL, custom, or anodized look colors.

Key Product Specifications

  • Exterior cladding: 1.8mm – 2.2mm extruded 6063-T5 aluminum alloy
  • Interior timber: laminated Scots pine (standard), European oak, or meranti, treated with insect-resistant preservative
  • Thermal break: 24mm – 34mm glass-fibre reinforced polyamide strips with dual-seal design
  • Glass package: 5/16/4 toughened double glazing with argon fill and soft-coat Low-E; triple glazing 5/12/4/12/4 optional
  • Gaskets: continuous EPDM co-extruded center seal, Q-Lon corner vulcanized weatherstrip
  • Hardware: concealed stainless steel friction hinges (casement) or tilt-turn multi-point mechanism with mushroom cams, anti-lift pins, and night vent position
  • Surface treatment: Qualicoat Class 2 powder coat or PVDF, 80-100 micron average film thickness
  • Glazing bead: screw-fixed interior wood bead with gasket for easy reglazing
  • Screen integration: fiberglass mesh retractable or fixed insect screen compatible with all operating types
Performance MetricStandard / Rating
Window Uw (whole window)0.85 – 1.3 W/m²K depending on glass and frame combo
Air permeability (EN 12207)Class 4 (600 Pa)
Water tightness (EN 12208)Class E 1200 (1200 Pa)
Resistance to wind load (EN 12210)Class C5 / B5 (2000 Pa)
Acoustic insulation Rw38 – 45 dB (glazing dependent)
Operating forceClass 2 (EN 13115)
Durability / cycles20,000 open/close cycles tested (EN 12400)
Solar Heat Gain Coefficient (SHGC)0.35 – 0.55 with selective Low-E
Visible Light Transmittance50% – 70% with clear Low-E glass

Hot Products

  • PVC Railings

    PVC Railings

    Duoping stands as a professional manufacturer and supplier of PVC railings, featuring advanced extrusion and co-extrusion technologies. These railings deliver excellent corrosion resistance, easy installation and low maintenance, ideal for residential, municipal and commercial protection projects. We support customized sizes and colors, welcome wholesale orders, and provide cost-effective railing solutions for large-scale construction procurement.
  • Fluorocarbon Coated Aluminum Alloy Windows

    Fluorocarbon Coated Aluminum Alloy Windows

    Duoping is a professional manufacturer and supplier, delivering high-quality fluorocarbon coated aluminum alloy windows with advanced three-coat two-bake technology. This product features exceptional weather resistance and long-lasting color, ideal for high-end villas and coastal projects. We support customized designs and welcome wholesale orders, providing premium window solutions for luxury construction procurement.
  • Thermal Break Aluminum Alloy Sunroom

    Thermal Break Aluminum Alloy Sunroom

    Duoping is a professional manufacturer and supplier of Thermal Break Aluminum Alloy Sunroom, with advanced thermal break technology and strict quality control. Its customized solutions offer great thermal insulation, all-weather durability and sealing, suitable for villas and leisure spaces. Wholesale orders are supported, with reliable after-sales service and a long service life of over 30 years.
  • Intelligent Control Pavilions

    Intelligent Control Pavilions

    Duoping is a professional supplier and manufacturer of intelligent control pavilions, with advanced aluminum alloy processing, intelligent module integration and IoT adaptation technologies to ensure high quality. Its products integrate minimalist aesthetics, intelligent control and durability, widely used in high-end outdoor scenarios. The company offers customized solutions, wholesale services and strict quality control, with nationwide delivery and comprehensive after-sales support.
  • Super Energy-saving Glass

    Super Energy-saving Glass

    Duoping is a reliable manufacture and supplier of Dopin super energy-saving glass, boasting advanced multi-cavity design and strict quality control. It integrates Low-e coating and argon filling for excellent thermal insulation and soundproofing. We offer customized solutions and support wholesale orders, fitting high-energy-saving building procurement needs.
  • Energy-efficient Windows

    Energy-efficient Windows

    Duoping is a leader in the research, development, and supply of high-performance energy-efficient windows. With years of experience in the window and building materials industry, we specialize in providing products that combine advanced insulated glass and thermal sealing technologies to ensure excellent insulation, low energy consumption, and durability. Our energy-efficient windows are designed for various applications, including residential homes, office buildings, hotels, and more. We have successfully established a market presence both domestically and internationally and look forward to becoming your trusted partner for high-quality energy-efficient windows in China.

Send Inquiry

X
We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies. Privacy Policy