TOSTEM introduces a magnificent collection of perfectly engineered Aluminium Casement Doors for contemporary homeowners. Unmatched quality and performance are characteristic of our casement aluminium doors due to premium Japanese innovation in the manufacturing process. Available in out-swing and in-swing designs, our aluminium casement doors are bubbling with aesthetic perfection and design versatility to offer the perfect housing solution for all.
Redefining quality benchmarks in the industry, TOSTEM Aluminum Casement Doors are engineered using cutting-edge Japanese Technology for optimal quality and performance.




The use of Japanese technology ensures industry-tested door performance across all weather conditions.

Be it one door or 100, our machine-driven manufacturing ensures quality assurance across all our products.

Transportation, handling, and storage efficiency is a guarantee with our unique window-in-a-box delivery.
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We adhere to competitive ASTM (American standards for testing and materials) and JIS (Japanese industrial standards) quality assurance standards to ensure the maintenance of industry-tested quality across all our aluminium casement doors.
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TOSTEM is the leading Japanese brand for global housing and building materials. Install our aluminium casement doors to introduce the perfection of high-end Japanese innovation into your homes and office spaces now.
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We use the double protection of anodised and patented TEXGUARD system to preserve the colour and gloss of our aluminium casement doors. The result: long-lasting lustre and surface protection from heat, light, and water.
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You don’t have to worry about looking for a casement door near me as our doors will get home-delivered to you at the exact timing. Choose us for our quality products, a hassle-free purchase experience, and on-time delivery.
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Aligning with the vision to make our doors accessible to all homeowners, we have moderated our casement door prices. We offer top-shelf aluminium doors to our customers in different price ranges, making us the go-to luxury door provider for all.
Aluminium casement doors are simply hinged doors that open inwards and outwards. These doors are commonly made of large glass panels, allowing for great ventilation and aesthetics. These doors offer a wider opening, unlike sliding or bi-fold doors. These types of doors are best suited for wardrobes, kitchens, and bathrooms because of their durable aluminium frames and versatile swing design.
TOSTEM aluminium casement doors are created with Japanese technology. TOSTEM casement doors come with anodised TEXGUARD coating, which offers a very low-wear-and-tear life cycle, 10 times the strength of comparable UPVC doors, and are built with environmentally friendly products. They carry ASTM and JIS certification, encouraging a safe and secure door with options for aesthetic solutions for homes, offices and factory production facilities.
Certainly! TOSTEM’s casement doors are a perfect choice for your bathroom. Firstly, these doors feature an elegant design and aesthetic appeal that enhances the look of your bathroom with minimal effort. Furthermore, the moisture-resistant aluminium frames and our patented TEXGAURD coating protect the doors from any kind of wear and tear in the long run.
TOSTEM casement doors are highly durable, resistant to corrosion, heat, sunlight, and water because of our anodised and patented TEXGUARD coatings. Our doors are considered 10 times stronger than UPVC doors, do not bend or crack easily, and have been tested to perform excellently even under harsh weather conditions.
TOSTEM aluminium casement doors only require a wipe with a wet cloth every two weeks. Their anodised and patented TEXGUARD coatings protect the surface from dust and harsh weather.
Yes, TOSTEM casement doors are sustainable and made with recycled aluminium, making them a sustainable choice for homeowners wanting to lessen their carbon footprint.
TOSTEM offers in-swing and out-swing casement door designs that come with customisable finishes, like wooden aesthetics and glass options to match the modern and classic interiors of your home, office, or wardrobe.
TOSTEM casement doors are ASTM and JIS certified, featuring strong corners and robust construction that resist bending or cracking. Their high-quality manufacturing ensures reliable durability, making them a safe housing solution.
TOSTEM aluminium casement doors are reasonably priced, with prices depending on customisations, size, and design. Please contact TOSTEM directly at tostemsales.lws@lixil.com for an accurate price quote regarding your requested product.
TOSTEM’s pre-engineered system enables quick and easy installation. Their precise design ensures a smooth fit, saving time and effort on-site.
Yes, TOSTEM aluminium casement doors are designed with Japanese Technology. This ensures that they survive even in the harshest weather conditions without any trouble.
TOSTEM’s patented TEXGUARD technology is a coating that helps extend the life of our doors and windows. With TEXGUARD technology, TOSTEM casement doors maintain colour and gloss for up to 40 years, prevent damage from heat and light, repel water, and are resistant to dust for ease of cleaning.
Yes, TOSTEM casement doors offer excellent thermal insulation, reducing heat loss and helping to lower electricity bills, making them an energy-efficient choice for homes and offices.
TOSTEM casement doors can be purchased from authorised dealers or showroom locations throughout India, including cities such as Delhi, Mumbai, Chennai, Kolkata, and Surat. To find a showroom near you, visit (https://www.tostemindia.com) or email support.lwsindia@lixil.com for more information.
You can provide a quote on your customised TOSTEM aluminium casement doors through our website aluminium windows and doors All you need to do is provide your measurements and specifications, or email them to tostemsales.lws@lixil.com.
TOSTEM products are tested and certified by all major Global Standards, which ensure superior quality and consistent performance.

ASTM - American Society for Testing and Materials

American Architectural Manufacturers Association (AAMA)

Japanese Industrial Standards (JIS)

SGS System Certification ISO 9001

Thai Industrial Standards Institutes (TISI)