Every home


Every personality

Composite Doors, uPVC Doors, Stable Doors, Cottage Doors, Bi-Fold Doors, Sliding Patio Doors, uPVC Windows, Sliding Sash Windows, Aluminium Windows, Bow / Bay Windows…and many many more

Our Story

Smart Homes NI, the only ‘Eco Home Design’ company in Northern Ireland.

We achieved our Eco status as all our products are leading in the global market with excellent thermal efficiency (A++) and are also eco-friendly. So, besides being beautiful and appealing, your windows and doors in NI will be environmentally friendly too.

We are extremely thankful to all our existing customers for trusting us as their partners. It is with their trust and support that we’re able to create windows and doors that not only add value to homes but also to the environment. Come, join us on our journey of creating beautiful homes and building a better future.

SmartHomesNI's External Doors Belfast

you’re in great hands.

Our product accreditation and certifications

Our Market

Leading Guarantees


All our frames are backed by our industry leading 20 year guarantee. Twenty years of complete peace of mind.


We offer a 15 year glass protection warranty (The industry standard is just 5 years). Enjoy crystal clear glass for 15 years, we stand by it.


We stand by the quality of our work. Giving you a 10 year warranty on all moving parts,
to ensure everything continues to work smoothly.


We’ll never insist on a home visit before giving you an initial quote. We always aim to give you honest open pricing upfront, via phone or email.

Do you know the style you’d like?

Click below to learn more, or keep scrolling to read about all our styles…

let us build you something


Read a little about all our window and door styles…

Looking for Bold, Striking, Bi-fold Doors?

Looking for Stunning New Patio Doors?

Looking for Beautiful New French Doors?

Looking for Beautiful, Bold, Aluminium Doors?

Looking for a Charming New Stable Door?

Looking for a Stunning New Composite Door?

Looking for Beautiful New uPVC Doors?

Looking for Stunning New Sliding Patio Doors?

Looking for a Charming New Cottage Door?

Looking for a Striking New Contemporary Door?

Looking for a Charming Traditional Door?

Looking for Elegant New Casement Windows?

Looking for Beautiful New Bow/Bay Windows?

Looking for authentic New Sash Windows?

Looking for Beautiful New Reversible Windows?

Looking for New Tilt & Turn Windows?

Looking for crisp New uPVC Windows?

Looking for Bold New Aluminium Windows?

Leading the way

in quality and performance

Thermally Efficient

Grade A++ making your new windows and doors as much as 20% more energy efficient than A+ models (U-value achievable = 0.9)

Advanced Security

All our windows exceed governmental “Secured by Design” standards and exceed PAS24 hardware standards, setting new level of safety for our customers.

Acoustic Isolation

All our windows have triple glazing capabilities which maximizes sound-proofing.

Eco Friendly

All materials used are 100% recyclable.  So not only will your new windows look beautiful, they’re eco-friendly too.

Colour Range

Express yourself with 20 colours available in our range

Now that’s what I call a perfect fit, check out our

SmartFit™ Installation process

The installation quality of windows and doors plays a crucial role in determining their performance and quality.

An aspect that is overlooked by homeowners quite often, installation outcomes differ from one dealer to another, reflecting on the quality and longevity of the doors and windows.

We understand the importance of professional installation and have come up with an industry-leading installation standard, the “SmartFit™ method. This assures the highest energy efficiency and an extended product life of the doors and windows.

Below is a featured article written about us and our “SmartFit™method on the popular home improvements website Cosmopolithome. Read to know more.

Why More and More Families Are

Choosing Us​

Smart Homes

Gift Pack

We’ve teamed up with some amazing home improvement companies from around Northern Ireland.  Through us they’re offering our customers unbeatable discounts on their services.  These partnerships are growing every day.  You don’t want to miss this!! 

Play Video
Play Video
And many many more… We’re constantly adding to this gift pack and we offer LIFETIME ACCESS TO A SELECT NUMBER OF HOMEOWNERS EACH MONTH when they use us for any of our services.
A lifetime of crazy discounts on all kinds of home improvement services. Get in touch to find out how you qualify…

Thousands of pounds of services FOR FREE!! That's the smart move, that's Smart Homes NI.

Smart Homes


SmartHomesNI's External Doors Belfast

Total Value £525

All yours completely free.

SmartHomesNI's External Doors Belfast

Smart Homes


House with Smart HomesNI Windows Installed

Total Value £750

All yours completely free.

House with Smart HomesNI Windows Installed

In the Media

We enjoy a fair share of media attention owing to the quality of products & services we deliver and the cause we support. We love it as it not only creates awareness about our company but also allows us to serve customers like you!

(click a link below to read more)​

Get a years free window cleaning with our

Smart Look Bonus​

Anyone who buys an entire house of windows and doors (minimum 6 windows & 2 doors, or equivalent value) gets our highly sought after “SMART LOOK BONUS” FREE, giving you a full year of window cleaning on us.



Choose your perfect Windows and Doors

Talk with one of our advisers or take our “Perfect Doors Challenge” to pick your perfect Windows and Doors.


Time To

Measure Up

Request a home visit or send us your door measurements and we’ll get you a quote.


Secure It

Once you’re happy with everything you can secure your spot.



The next step is a surveyor will come out, just to check that everything is ok and all can be done.


Your Brand New
Windows and Doors

Now the exciting part! We’ll be ready  to start fitting your brand new Windows and Doors. A fitting normally takes between 1-2 days.

Check out what our clients

have to say about us!

In It Together

Polar Bear Certificate (WWF Initiative)

In our attempt to tackle climate change, we make sure to give a portion of every order that we complete to the WWF. These funds are utilized by the WWF to deal with climate change issues on a global scale. So, by installing new windows and doors in Belfast, you’re not only reducing your carbon footprint but also making the planet a better place to live in.

Moreover, we sent a polar bear gift pack with every post to appreciate our customers and their contribution to tackling climate change with us.

It is with their help that we’re able to make our surroundings a little cleaner and safe for everyone around.

Come, let’s make a house that you’ll be proud of.

For every job we complete (no matter the size) we give to WWF on behalf of your family. This money is used to help tackle climate change…so by improving your home and reducing your carbon footprint, you’re improving everyone’s for generations to come.

You’ll get sent a polar bear gift pack in the post as a thank you for tackling climate change with us.

With your help we’re making the planet a little cleaner for the generation coming behind us.

Let’s make ours a home to be proud of.

Polar Bear Certificate (WWF Initiative)

Frequently Asked Questions

At Smart Homes, we have a wide range of windows and doors available in different materials and sizes. The most popular ones include Aluminium, Composite & uPVC doors and windows which all come in different, contemporary, and modern and traditional styles.

Yes absolutely! All our uPVC doors and windows in Northern Ireland are made with Grade A uPVC to give an unrivalled look, thermal efficiency and security. These are available in a wide range of style options right from Georgian and Victorian to Stable and Cottage. Whatever be your choice, we’ll have it made for you.

Yes, all uPVC doors and windows are manufactured bespoke to your taste and preferences which includes glazing as well. At Smart Homes NI, we have both double and triple glazing options for all uPVC doors and windows irrespective of the style, size, and design.

Since all our locking systems exceed the governmental security standard and meet the PAS24:2021 certification, the security and durability aspect is unrivalled, they’re market leaders. Other additional security measures implemented in our range of doors and windows include a multi-point locking system, key-operated handles, internal beading, etc.

Since all uPVC doors and windows are customized, manufacturing time depends on varied factors such as the order quantity and style preferences. Typically, it takes 8-10 weeks of time to get the final order delivered and installed.