Choosing the Right Glass Configuration for Aluminium Windows in Delhi NCR

Kris hna
Jan 24
4 min read

Updated: 3 days ago

Choosing the right glass configuration for aluminium windows is crucial for homeowners in Delhi NCR. With extreme summers, chilly winters, high dust levels, traffic noise, and increasing urban density, windows significantly impact indoor comfort, energy efficiency, and long-term livability.

Two common options dominate the market today: single glass aluminium windows and double glass aluminium windows, also known as double-glazed units (DGU). While both are widely used across Delhi NCR apartments, builder floors, and high-rise residences, their performance differs significantly under local climatic conditions.

This article provides a practical, expert comparison of single vs double glass aluminium windows to help homeowners understand which option best suits their climate, location, and lifestyle.

Understanding Delhi NCR’s Climate and Living Conditions

Before comparing glass types, it's essential to understand the environmental challenges unique to Delhi NCR.

Extreme Heat and Temperature Fluctuations

Delhi experiences long, intense summers with temperatures often exceeding 45°C. Winters can be cold, with temperatures dropping below 5°C. Windows must help regulate indoor temperatures throughout the year.

Dust, Pollution, and Air Quality

High dust levels and air pollution are everyday realities in Delhi NCR. Poorly sealed windows allow particulate matter to enter homes, affecting health and indoor cleanliness.

Traffic and Urban Noise

From main roads to metro lines and construction zones, noise is a constant concern—especially for apartments and builder floors facing busy streets.

What Are Single Glass Aluminium Windows?

Single glass aluminium windows consist of one glass pane fitted into an aluminium frame. This is the most traditional and widely installed configuration.

Common Uses in Delhi NCR

Older apartments and builder floors
Budget-conscious residential projects
Internal partitions and low-noise areas

Advantages of Single Glass Windows

Lower initial cost
Lightweight and simple construction
Easy to repair or replace

Limitations in Delhi Climate

Single glass offers limited insulation against heat, cold, noise, and pollution—making it less effective for demanding urban conditions.

What Are Double Glass (DGU) Aluminium Windows?

Double glass windows use two glass panes separated by an air gap or gas-filled cavity, sealed within an aluminium frame.

How Double Glazing Works

The air or gas layer between the glass panes acts as an insulating barrier, reducing heat transfer and sound transmission.

Growing Popularity in Delhi NCR

Double-glazed aluminium windows are increasingly used in:

High-rise apartments
Road-facing homes
Premium builder floors
Renovation projects focused on comfort

Single Glass vs Double Glass Aluminium Windows – Detailed Comparison

Woman holding a mug, standing by a window, gazing at traffic and rain outside. Green plants indoors. Calm, rainy evening mood.

Heat Control and Thermal Performance

Single Glass

Single glass allows heat to pass through easily, causing interiors to heat up quickly during Delhi summers and lose warmth in winter.

Double Glass

Double glazing significantly reduces heat transfer. It helps maintain more stable indoor temperatures and reduces reliance on air conditioning.

Verdict: Double glass performs far better in Delhi’s extreme climate.

Noise Reduction Capability

Single Glass

Offers minimal noise insulation. Traffic sounds, horns, and construction noise can easily penetrate.

Double Glass

Reduces outside noise substantially, especially when combined with proper sealing and thicker or laminated glass.

Verdict: Double glass is clearly superior for noise control.

Dust and Pollution Protection

Single Glass

Dust can enter through gaps and less effective sealing, a common issue in Delhi NCR homes.

Double Glass

Better sealing systems significantly reduce dust and polluted air ingress.

Verdict: Double glass provides better protection against dust and pollution.

Energy Efficiency and Electricity Costs

Single Glass

Poor insulation increases cooling and heating costs over time.

Double Glass

Improved insulation helps reduce energy consumption, leading to lower electricity bills.

Verdict: Double glass offers better long-term energy efficiency.

Cost Comparison in Delhi NCR

Single Glass

Lower upfront cost, making it attractive for budget-focused projects.

Double Glass

Higher initial investment due to additional glass, sealing, and hardware.

Verdict: Single glass is cheaper initially, but double glass offers better long-term value.

Suitability for High-Rise Living

Single Glass

Less effective against wind pressure and external noise at higher floors.

Double Glass

Better suited for high-rise apartments due to improved insulation and comfort.

Verdict: Double glass is preferred for high-rise buildings.

Which Option Is Better for Different Areas of a Home?

Living Rooms

Double glass windows are ideal for living rooms facing roads or open areas due to noise and heat control.

Bedrooms

Double glazing improves sleep quality by reducing noise and maintaining comfortable temperatures.

Kitchens

Single glass may be sufficient for internal kitchens, though double glass helps with heat insulation.

Internal Partitions

Single glass is usually adequate where external exposure is minimal.

Is Double Glass Always Necessary in Delhi NCR?

Not always. The right choice depends on:

Location of the apartment
Floor height
Proximity to traffic or open areas
Budget considerations

Some homes successfully use a combination approach, with double glass for external-facing windows and single glass for internal or low-impact areas.

Maintenance and Longevity

Single Glass

Easier and cheaper to replace, but may require more frequent cleaning due to dust.

Double Glass

Requires quality installation to prevent seal failure but offers long-term durability when properly maintained.

Making an Informed Decision for Delhi Climate

For Delhi NCR’s challenging environment, double glass aluminium windows provide superior comfort, insulation, and noise reduction. However, single glass remains a practical option for specific use cases and tighter budgets. Understanding how each performs under local conditions allows homeowners to make informed, long-term decisions rather than focusing only on upfront costs.

The Importance of Choosing the Right Windows

Choosing the right windows is essential for enhancing the comfort and efficiency of your home. Quality windows can significantly impact energy consumption and overall living conditions. Therefore, I recommend considering both options carefully based on your specific needs and circumstances.