Aluminium Window

Aluminium Window Fitting Process for New and Renovated Homes

August 19, 2025

In modern Indian homes, whether new builds or renovated spaces, aluminium windows have emerged as a preferred choice. Their sleek design, structural strength, and low maintenance needs make them ideal for urban and semi-urban dwellings. But choosing the right window is only one half of the story. Proper installation or fitting is crucial to ensure energy efficiency, sound insulation, water sealing, and long-term durability.

In this guide, we will walk you through the aluminium window fitting process, while shedding light on factors that influence aluminium window cost, common aluminium window rates in India, and trending options like sliding aluminium window designs.

Why Aluminium Windows Are Popular in India?

Before diving into the fitting process, it’s worth understanding why aluminium windows are dominating the Indian fenestration market:

  • Weather-resistant
    Perfect for India’s diverse climates, from coastal humidity to dry heat.
  • Lightweight yet strong
    Offers durability without putting stress on the wall structure.
  • Corrosion-resistant
    Especially beneficial in monsoon-prone regions.
  • Customisable
    Works well with sliding, casement, tilt-and-turn, and fixed designs.
  • Low maintenance
    Requires minimal cleaning and repainting.

As urban homebuyers seek minimalist yet functional design, aluminium fits the bill across categories, from studio apartments in Noida to villas in Coimbatore.

Step-by-Step: Aluminium Window Fitting Process

The aluminium window fitting process may vary slightly depending on the design and site conditions, but generally includes the following steps:

1. Site Assessment and Window Measurement

A professional team first visits the site to measure the window openings. Accurate measurements are crucial for a perfect fit and to avoid future issues like air gaps or water leakage.

Measurements must include:

  • Width and height of the opening
  • Depth of the wall (to accommodate frame thickness)
  • Lintel or sill slope considerations
  • Levelling checks to ensure the opening is plumb and square

2. Frame Fabrication and Glass Selection

Once measurements are confirmed, the aluminium frame is fabricated at the factory or in a workshop. You can choose from multiple sliding aluminium window designs, casement types, or fixed panel formats.

Common frame finishes include:

  • Powder-coated white, black, or choose from a variety of colors
  • Anodised finishes
  • Wood-finish for aesthetic appeal

Glass options are selected based on:

  • Thermal insulation (single/double glazing)
  • Noise reduction (laminated or acoustic glass)
  • Privacy (frosted or tinted glass)
  • Safety (tempered or toughened glass)

3. Frame Installation

With the frame ready, it is brought to the site for installation. This step involves:

  • Cleaning the masonry opening to remove dust, debris, or loose plaster
  • Placing the aluminium frame into the opening and aligning it using water level
  • Packing shims (PVC spacers) between the frame and the wall for levelling
  • Fixing the frame with anchor fasteners into the masonry
  • Sealing the gaps between the wall and frame using PU foam or silicone sealant to prevent water and dust ingress

4. Glass and Panel Installation

Once the frame is secure and sealed:

  • Glass shutters are fitted, in sliding aluminium window designs, rollers and tracks are cleaned and panels are aligned for smooth movement
  • Anti-lift brackets and window locks are installed for safety
  • Handle fixtures, mosquito screens, or restrictor stays are added as per the client’s design

This stage is often completed within a few hours, depending on the size and complexity of the unit.

5. Final Finishing and Testing

After installation:

  • Sealant lines are cleaned to give a neat appearance
  • Windows are checked for smooth movement, air gaps, and alignment
  • A water test may be conducted to ensure no leaks exist during rainfall
  • Grouting around the frame may be touched up with matching wall colour or silicone

The fitter will also explain how to maintain the windows, such as regular track cleaning for sliding designs and occasional lubrication.

Why Sliding Aluminium Window Design is Ideal for Indian Homes

The sliding aluminium window design is gaining popularity due to its space-saving utility and modern aesthetic.

Benefits include:

  • Doesn’t obstruct interior or exterior space
  • Ideal for small balconies, bathrooms, or narrow corridors
  • Offers wider opening space than traditional windows
  • Easy to operate for children and elderly
  • Low maintenance with fewer moving parts

In apartments where air-conditioning is common, sliding windows provide effective sealing, especially with double-glazed options.

Tips for Homeowners During Installation

  1. Insist on site visit before finalising designs.
  2. Verify frame finish (powder-coated or anodised) to match interiors.
  3. Ensure proper silicone sealing around edges to prevent water leaks.
  4. Use double-glazed or acoustic glass in noisy or hot environments.
  5. Inspect rollers and locking mechanisms for smooth movement.
  6. Ask for a warranty card and cleaning instructions post-installation.

Conclusion

Installing aluminium windows is more than just a design upgrade; it’s a long-term investment in comfort, energy efficiency, and aesthetics. Whether you’re building from scratch or upgrading an older property, understanding the aluminium window fitting process empowers you to make better decisions.

From choosing the right sliding aluminium window design to understanding the aluminium window cost based on material and finish, every detail plays a crucial role in the final look and functionality of your home. With proper installation and care, aluminium windows will continue to serve you for decades with elegance and efficiency.

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