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Casement Windows

TOSTEM INDIA introduces an exquisite collection of design-perfect Aluminium Casement Windows for contemporary homeowners. Engineered with cutting-edge Japanese technology, our aluminium casement windows offer industry-tested durability like never before. Choose our aluminium casement windows to transform your home and office spaces into a well ventilated and sun-lit haven of sheer comfort and elegance.

Product Features

Redefining quality benchmarks in the industry, TOSTEM Aluminum Casement Windows are engineered using Japanese Technology to withstand the harshest weather conditions.

Wide Glass Panels & narrow sightlines for expansive views
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Patented TEXGUARD Coating for long-lasting lustre
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Crescent Lock for greater safety & security
Rubber Gaskets For Better Sealing Against Dust, Noise, And Water - Aluminium Door Price
Rubber Gaskets for better sealing against dust, noise, and water

Pre Engineered Windows

Be it one window or 100: we deliver quality-tested and easy-to-assemble windows to your home directly from our factory in Thailand.

Japanese Technology

Manufactured using Japanese innovation, our windows can excel in extreme weather conditions and temperature variations.

Window In A Box

Our unique windows come home-delivered in a box; making transportation, handling, and storage efficiency a guarantee with us.

Features and Benefits of Aluminium Casement Windows
  • Usage-optimized design: Our aluminium casement windows are neither overly designed nor under-designed. All the hardware and metal profiles of our casement windows, including locks and handles, are designed as per usage and performance requirements.
  • Easy Assembly & Installation: TOSTEM aluminium casement windows are handling, transportation, and storage-friendly. Our unique windows come delivered in a box, making hassle-free assembly and installation a guaranteed experience with us.
  • Performance-tested: Our aluminium casement windows are tested for wind, air, water, noise, and sound insulation. Survive the harshest of weathers and the most penetrating noises through our performance-optimized aluminium casement windows.
  • Maximum Glass Coverage: Featuring a slim window sash, narrow sightlines, and large glass panels to offer maximum glass coverage and wider visibility, TOSTEM aluminium casement windows redefine perfection and present expansive views like no other.
  • Performance Uniformity: TOSTEM aluminium casements windows are consciously designed to guarantee perfect usability and uniformity. Be it a lab, factory, or home settings, our aluminium casement windows offer performance uniformity across all spaces.
  • Strong & Recycle-Friendly: Our aluminium casement windows are 10x stronger than UPVC casement windows. Featuring robust durability and recycling-compatibility, our aluminium casement windows offer a highly sustainable and eco-friendly housing solution.
What makes TOSTEM INDIA your Go-To Brand for Aluminium Casement Windows


Japanese Innovation

TOSTEM is the leading Japanese brand for global housing and building materials. Engineered with sophisticated Japanese technology, our aluminum casement windows are a work of engineered perfection and technological finesse.


Quality Assurance & Testing

By upholding competitive ASTM (American standards for testing and materials) and JIS (Japanese industrial standards) quality assurance standards, we ensure industry-tested quality across all our aluminum casement windows.


Surface & Colour Perfection

All TOSTEM aluminum casement windows come with the double protection of anodized and patented TEXGUARD coating. The result: long-lasting lustre and heat, sunlight, and water-resistance for maximum window efficiency.


On-Time Delivery

Purchasing from us means guaranteed on-time delivery. We pride ourselves in designing exquisite aluminum casement windows and making deliveries to your home at the agreed delivery date.


Flexible Casement Window Cost

Offering the most reasonably priced aluminium casement window price in India, we are the true makers of the ideal windows for all. Buy an exquisite aluminium casement window from us in your target price range to transform your home now!

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Frequently Asked Questions

How do I secure my casement windows?

Here are some valuable tips you can follow to secure your sliding casement windows at home:

  • Install an auxiliary lock in addition to a standard lock for enhanced security.
  • If needed, install security systems such as magnetic switch sensors and glass break detectors.

Close your sliding casement windows properly at night before going to sleep to avoid easy break-ins.

Which is better: casement windows or sliding windows?

Whether you opt for aluminum casement windows or aluminium sliding windows depends on your unique preference. We offer both window designs at TOSTEM INDIA to cater to the modern homeowner’s ever-changing tastes and requirements.

Moreover, the casement window cost is on-par with the sliding window cost with minimal price variation based on the customizations required and the product series you choose. So if price is a concern, you can always rely on TOSTEM INDIA for its accessible pricing.