Best Aluminium Doors and Windows by TOSTEM

If you are searching for the best aluminium doors and windows for your home or commercial space, quality, durability, and long-term performance should be your top priorities. At Square Deal Electro-Mechanical, we supply premium aluminium doors and windows from TOSTEM, a globally trusted brand engineered in Japan and designed for modern architecture.

Recognised as one of the leading aluminium windows and doors suppliers in Kochi, Square Deal offers genuine products, expert guidance, and reliable support across Kerala.

Why Aluminium Is the Best Choice for Doors and Windows

Aluminium has become the preferred material for modern buildings due to its strength, flexibility, and clean design. The best aluminium doors and windows offer:

Slim yet strong frames for larger glass areas
Superior resistance to rust, moisture, and corrosion
Minimal maintenance compared to wood or steel
Modern aesthetics suitable for luxury homes and offices
Long lifespan even in Kerala’s humid climate

However, the performance of aluminium systems depends heavily on brand quality and engineering, this is where TOSTEM stands apart.

What Makes TOSTEM the Best Aluminium Doors and Windows?

TOSTEM (by LIXIL, Japan) is globally known for manufacturing premium aluminium doors and windows with strict quality control and advanced engineering standards.

Key Reasons TOSTEM Is Considered the Best:

Japanese precision engineering
Tested for wind, rain, and air tightness
High corrosion-resistant aluminium profiles
Smooth sliding and locking mechanisms
Long-lasting surface finishes
Excellent compatibility with modern architecture

These features make TOSTEM one of the best aluminium doors and windows brands in India, especially for coastal and tropical regions like Kerala.

Types of Aluminium Doors and Windows We Supply

As trusted aluminium windows and doors suppliers in Kochi, Square Deal offers a complete range of TOSTEM systems:

Sliding Aluminium Doors & Windows

Ideal for living rooms and balconies, offering wide openings, smooth operation, and a premium look.

Casement Aluminium Windows

Perfect for ventilation and security, commonly used in bedrooms, kitchens, and bathrooms.

Lift & Slide Aluminium Doors

Luxury solution for large openings, villas, and premium homes with panoramic views.

Fixed & Picture Windows

Designed to maximise natural light and create elegant, open interiors.

All systems are available in multiple colours, finishes, and glass options to match your design vision.

Best Aluminium Doors and Windows for Kerala Climate

Kerala’s weather demands materials that can handle:

High humidity
Heavy monsoon rains
Coastal salt exposure

TOSTEM aluminium doors and windows are specifically engineered and tested for such conditions, making them ideal for:

Independent villas
Apartments & flats
Commercial buildings
Offices & showrooms

This is why many architects and builders recommend Square Deal when clients search for the best aluminium doors and windows in Kerala.

Why Square Deal Is a Trusted Aluminium Windows and Doors Supplier

hen customers search online for best aluminium doors and windows, they don’t just look for products they look for a reliable supplier.

Why Choose Square Deal?

Authorised supplier of TOSTEM aluminium systems
Genuine products with manufacturer warranty
Expert consultation and technical support
Kerala-wide supply and delivery
Premium showroom experience in Kochi

With years of experience in premium building solutions, Square Deal is trusted by homeowners, architects, and developers alike.

Best Aluminium Doors and Windows vs Regular Aluminium Systems

Feature	Premium TOSTEM Aluminium	Regular Aluminium
Frame Strength	High	Medium
Corrosion Resistance	Excellent	Average
Smooth Operation	Premium hardware	Basic hardware
Weather Protection	Tested & certified	Limited
Design Options	Wide & customisable	Limited
Lifespan	Very long	Moderate

This difference is exactly why TOSTEM ranks among the best aluminium doors and windows available today.

Looking for the Best Aluminium Doors and Windows?

If you are planning a new home or renovation and want the best aluminium doors and windows in Kochi or Kerala, visit Square Deal Electro-Mechanical.

Showroom: Kaloor–Kadavanthara Road, Kochi
Call: +91-9020425500 / +91-8129872424

Get expert advice, premium products, and long-lasting performance all in one place.

Aluminium Doors & Windows – Common Questions Answered

1. Which brand is best for aluminium doors and windows?

The best aluminium doors and windows are those that offer strong profiles, weather resistance, smooth hardware, and long-term durability. Premium brands like TOSTEM (by LIXIL, Japan) are widely preferred for their engineering quality, performance testing, and modern design.

2. What is the best company for aluminium doors?

The best company for aluminium doors is one that supplies certified systems, genuine hardware, and professional support. In Kerala, Square Deal Electro-Mechanical is a trusted supplier of premium TOSTEM aluminium doors, offering expert guidance and reliable service.

3. Which aluminium company is best?

There is no single “best” aluminium company for every need, but premium system brands that focus on performance, testing, and design such as TOSTEM are considered among the best for doors and windows used in modern homes and commercial buildings

4. Which type of aluminium is best for windows?

The best aluminium for windows is high-grade architectural aluminium alloy that offers: Corrosion resistance, Structural strength, Smooth finishing. Premium aluminium window systems use engineered profiles, not basic fabrication aluminium, ensuring better performance and lifespan.

Who are reliable aluminium windows and doors suppliers?

Reliable aluminium windows and doors suppliers provide genuine products, expert consultation, and after-sales support. Square Deal Electro-Mechanical is a trusted supplier of premium aluminium systems in Kochi and across Kerala.