How are aluminium windows installed?

Aluminium window installation involves: - Removing old frames (if replacing) - Preparing the opening - Fitting and securing the new aluminium frame - Sealing for insulation (usually using silicone or polyurethane) - Finishing internally and externally [Hire a professional aluminium window installer](https://www.checkatrade.com) and they’ll sure you get a airtight fitting that’s compliant with [Building Regulations](https://www.checkatrade.com/blog/expert-advice/building-regulations/).

How long does aluminium window installation take?

Most standard window replacements take a **few hours per window**. A full property installation may take one to three days depending on the size and complexity.

Do aluminium windows reduce condensation?

Modern aluminium windows use thermal break technology and energy-efficient glazing to minimise condensation. Proper ventilation also plays an important role. **Tip:** Our [how to stop condensation on windows guide](https://www.checkatrade.com/blog/expert-advice/how-to-stop-condensation-on-windows/) has lots more tips and solutions.

Should I replace 20-year-old double glazing?

If your windows are draughty, misted or inefficient, upgrading to modern aluminium double glazing can improve insulation, security and kerb appeal. Get a local aluminium window installer to take a look. They can advise on whether [window repair or replacement](https://www.checkatrade.com/blog/expert-advice/repair-or-replace-windows/) is best.

Do aluminium windows add value to a property?

Yes. High-quality, energy-efficient windows can make your home more attractive to buyers, particularly in modern or renovated properties.

Is hiring a professional aluminium window installer worth it?

Because windows affect insulation, security and structural integrity, professional installation is essential. An experienced aluminium window installer will: - Make sure it’s compliant with UK Building Regulations - Provide FENSA or equivalent certification where required - Deliver airtight fitting and proper sealing - Offer workmanship guarantees

How to find skilled tradespeople for aluminium windows installation in [location]?

To help you find checked and reviewed tradespeople for aluminium windows installation in [location], consider these tips: - Read online reviews to determine their reputation and quality of work - Verify their public liability insurance, so you know they’re covered against any potential accidents or damages - [Get multiple quotes](https://www.checkatrade.com/post-a-job) from at least three tradespeople so you can compare prices and services - Use Checkatrade and **hire one of our approved members that have undergone up to 12 checks** so that you can hire with confidence

Aluminium Windows Installation in East Sussex (14)

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House of Glass Ltd
9.75
(212 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Conservatory Roof Insulation
Composite Front Doors Installation
Bay Windows Installation
Call
Haven Installations Limited
9.83
(996 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Fire Doors Installation
Conservatory Installation
Roof Windows Installation
Call
Glazing Guru
9.87
(333 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Stable Doors
Doors Supply
Exterior Doors Repair
Call
Trade Tech Windows & Doors
9.83
(15 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Windows Supply
Double Glazing Installation
Conservatory Installation
Call
South East Doors Online Ltd
10.00
(2 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Patio Doors Installation
Roof Windows Installation
Conservatory Roof Insulation
Call
Swift Home Improvements Ltd
10.00
(279 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Aluminium Doors Installation
Exterior Doors Installation
Triple Glazing Installation
Call
Castle Care
10.00
(214 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Conservatory Repairs
Frosted Windows
Wooden Sash Windows Installation
Call
Madeira Windows & Conservatories Ltd
9.92
(47 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Porch Installation
Door Canopies
Window Fitters
Call
Extreme Windows Ltd
9.67
(58 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Composite Front Doors Installation
Conservatory Repairs
Bifold Doors Installation
Call
Weruwise
10.00
(252 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Patio Doors Installation
Stained Glass
Double Glazing Installation
Call
Swain Brothers
9.97
(236 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
Misted Double Glazing
Double Glazing Repair
Windows and Doors
Call
Samsons Window Systems & Conservatories
10.00
(81 reviews)
Operates in East Sussex
Services & skills
Windows / Doors / Conservatories
Aluminium Windows Installation
UPVC Repairs
Conservatory Glass Heat Reduction Film
Roof Windows Installation
Call

Top rated Aluminium Windows Installations in East Sussex

/10

137 ratings

Our Aluminium Windows Installations in East Sussex are rated an average of 10 out of 10 based on a sample of 137 reviews from customers like you*

*This review aggregate is based on real customer reviews from a randomly selected postcode in this area

Find Aluminium Windows Installation in East Sussex

Looking to upgrade your home with aluminium windows installation to replace old double glazing or fit windows in a new extension?

Read on for everything you need to know about finding and hiring professionals for aluminium windows installation covering East Sussex.

Rather we do the searching for you? Try our quick request a quote feature and we’ll put you in touch with aluminium window installers in your local area.

How much does aluminium windows installation cost in East Sussex?

Expect to pay between £4894 and £11197 , with an average cost of £7415.

That said, larger properties or bespoke designs will cost more.

For accurate pricing, it’s best to get at least three quotes from local aluminium window installers.

Tip: Find out more about prices in our aluminium windows cost guide.

Are aluminium windows better than uPVC?

Whether aluminium windows are better than uPVC depends on your priorities:

Aluminium offers slimmer frames, a modern look and exceptional durability
uPVC is usually cheaper and still provide strong insulation

Aluminium is often chosen for contemporary homes or large glazed areas, while uPVC suits tighter budgets.

Are aluminium windows more expensive than uPVC?

Aluminium windows generally cost more upfront than uPVC due to material strength, manufacturing processes and aesthetics.

However, aluminium frames are long-lasting and low maintenance, which can make them cost-effective over time.

Tip: Our cost of aluminium windows vs uPVC guide helps you weigh up the pros, cons and prices of both.

What are the disadvantages of aluminium windows?

While aluminium windows are strong and stylish, potential downsides include:

Higher initial cost
Can feel colder to the touch (although modern thermal breaks reduce heat loss)
Fewer budget options compared to uPVC

That said, choosing high-quality windows helps improve energy efficiency, which could save you money in the long run.

What is the lifespan of aluminium windows?

Aluminium windows are extremely durable and can last 30–45 years or more when properly installed and maintained.

They resist warping, rust and weather damage, making them well suited to UK conditions.

Why use Checkatrade?

Fully checked installers covering your local area
Insurance always listed
Easy to compare multiple profiles
Handy reviews from local customers
Covered by the Checkatrade Guarantee (T&Cs apply)

Looking for more tradespeople in East Sussex?

Find Checkatrade reviewed Tradespeople, get a quote today, discover related services in East Sussex and check out our latest home improvement guides.

Aluminium Windows Installation in East Sussex (14)

Search results

Describe your job

Describe your job

House of Glass Ltd

Services & skills

Haven Installations Limited

Services & skills

Glazing Guru

Services & skills

Trade Tech Windows & Doors

Services & skills

South East Doors Online Ltd

Services & skills

Swift Home Improvements Ltd

Services & skills

Castle Care

Services & skills

Madeira Windows & Conservatories Ltd

Services & skills

Extreme Windows Ltd

Services & skills

Weruwise

Services & skills

Swain Brothers

Services & skills

Samsons Window Systems & Conservatories

Services & skills

Find Aluminium Windows Installation in East Sussex

How much does aluminium windows installation cost in East Sussex?

Are aluminium windows better than uPVC?

Are aluminium windows more expensive than uPVC?

What are the disadvantages of aluminium windows?

What is the lifespan of aluminium windows?

Why use Checkatrade?

Looking for more tradespeople in East Sussex?