Doors & Windows space solution.
Frameless Bifold Windows
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Beautiful and solid frameless bifold windows, using aviation-grade high strength aluminum alloy, super toughened glass, imported accessories, create a beautiful and practical brand. Frameless bifold windows, accept customization, to meet your needs to the greatest extent.

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    Product name Alwew Aluminum Frameless Bifold Windows
    Material6063-T5 high-quality aluminium profile
    Open Type Sliding, Folding, Fixed, Swing, Awning, Tilt and turn, etc
    Profile Thickness1.4mm
    Surface Treatment1.Powder coating
    3.PVDF coating
    Profile ColorPorcelain swimming black, porcelain swimming ash, ivory white skin
    Glass Type5mm+12A+5mm
    Hardware OptionStandard: Germany Brand, China Brand
    Locking detailsLock points and locks base are made of 304 stainless steel, which is stronger and anti-oxidant.
    Shutter/LouverOptional: Manual magnetic louver/Electric magnetic louver
    Package:Protection foam with heat contracted plastic film/ wooden packing or customer's requirements

    NO.1 aluminum.
    6063-T5 aluminum alloy profile.
    Selected materials.
    Titanium magnesium-aluminum hot extrusion forming, national aluminum alloy industry standard.
    Low density, high strength, strong corrosion-resistance, good plasticity, and high strength

    NO.2 glass.
    Hollow toughened glass.
    Excellent performance.
    Filling argon gas can greatly improve the performance of energy-saving and thermal insulation, while effectively blocking the noise to meet the needs of customers to reduce noise.

    NO.3 orbit.
    Stable and solid.
    Super national standard aviation-grade patent profile.
    The surface finish is high and will not fall off for 20 years.

    NO.4 pulley.
    Ultra-high quality pulley.
    Push and pull smoothly and effortlessly with long service life

    NO.5 device.
    Noise damping device.
    Safety device.
    The damping device which meets the national standard can increase the safety of family members and keep them away from danger.

    Ideal for office window, bedroom window, balcony window, etc.

    . . . .

    Aluminum profiles: 6063 series of super high precision magnesium aluminum alloy, T5 aging treatment, the wall thickness of the main material profiles 1. 4mm
    Insulating glass: Using Xinyi 5mm +12A+ 5mm white glass insulating tempered glass
    Standard hardware: Standard deluxe folding window hardware
    Sealing performance: Automobile-grade sealed leather strap

    We will provide more precisely and efficiently manufacture and serve according to clients' drawings.We have professional QC team to ensure your product better.Check the raw material before starting production.Have the 100% inspection during the processing.Make sure the integrity and safety of the package to ensure the transportation safety.
    Passed the ISO9001:2008 quality system authentication and TUV authentication.
    • We have been engaged in windows and doors for more than 10 years.
    • Alwew stores can be found in all cities in China, and the brand is powerful and trustworthy.Because
    All prototype products have to go through 4 checks in the whole process:
    1. Aluminum material and accessories inspection
    2. In processing inspection
    3. Final inspection
    4. Outgoing inspection
    Q.What is your main product?
    A.We can supply the window and door system (including hardware, accessories, glass) and the finished products ready for installation.
    Q.Q: How can I know your price?
    A.The price is based on the buyer's specific requirement, so please provide the below information to help us quote the exact price to you. 1) Shop drawing/window schedule to show the window dimensions, quantity, and type; 2) Frame color; 3) Type of glass and thickness (single or double or laminated or others) and color (clear, tinted, reflective, Low-E, or others, with Argon or without).
    Q.What is the standard size of your windows and doors?
    A.Our product is CUSTOMER MADE. We always manufacture windows and doors according to the buyer's dimensions.
    Q.What is your delivery time?
    A.30 days after deposit and drawing confirmed
    Q.What are your payment terms?
    A.Normally, 50% of T/T's total amount as deposit and balance before delivery.
    Q.Will we need to install the glass (onsite glazed), or do your windows come with the glass installed?
    A.We will install glass at the factory based on the windows/doors dimension to ensure they can be safe during transportation and if easy for our buyer to install the whole windows/doors. Onsite glazed are recommended for big sized products.
    Q.What is your warranty? What do we do in case of problems?
    A.10 years quality warranty is provided, including frame unfading nor peel-off, hardware, and accessories working properly under correct operation. 10 years warranty for German hardware. In case of our quality problem, we will provide replacement by international courier. Immediate delivery of replacement parts with available in stock, and if not stocking, the time should be depending on material ordering time, which is normally 10-15 days.
    Q.What kind of service will you provide?
    A.We can provide the engineering and supervising service to guide the installation of our windows and doors.
    Q.Are your products, Certified?
    A.Yes, our products got the CE certification for now, and also we will make our product tested and certificated if you required.
    Q.Is there a price difference between powder coating and anodizing?
    Q.What is spectrally selective glazing?
    A.Coated or tinted glazing with optical properties transparent to some wavelengths of energy and reflective to others. Typical spectrally selective coatings are transparent to visible light and reflect short-wave and long-wave infrared radiation.