Roof Window Specialists

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★ Belfast's VELUX® Certified Experts

Expert Roof Window Installation & Repair

Premium VELUX® services across Northern Ireland and Ireland. Over 4,000 windows installed with 20+ years of experience.

Get Free Quote → 📞 028 9018 3690

4,000+

Windows Installed

20+

Years Experience

10yr

Warranty

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VELUX® Certified Partner

★★★★★

4.9 • 256 reviews

10 Year Warranty

Ex-VELUX® Trained

Fixed Pricing

Our Services

Shop by Category

Expert VELUX® roof window installation, replacement and repair services

Centre Pivot Windows

Classic VELUX® design with central pivot opening. Perfect for most roof pitches.

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Top Hung Windows

Hinged at the top for unobstructed views. Ideal for loft conversions.

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Flat Roof Windows

For extensions and flat roof spaces. Fixed and opening options available.

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Sun Tunnels

Bring natural light to windowless hallways, bathrooms and stairwells.

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Window Replacement

Upgrade old or leaking windows. Like-for-like or full replacement service.

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Repairs & Maintenance

Fix leaks, broken hinges, failed seals, condensation and mechanical issues.

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Transformations

See the Difference

Drag the slider to see how new roof windows transform dark spaces

Before After

Why Choose Us

The VELUX® Experts You Can Trust

With over 20 years experience and 4,000+ installations, we're Northern Ireland's leading roof window specialists

Ex-VELUX® Staff

Our team includes former VELUX® employees with insider knowledge and factory training.

20+ Years Experience

Two decades of expertise in roof window installation, repair and maintenance.

NI & Ireland Coverage

Serving all of Northern Ireland, Dublin, and surrounding counties.

Transparent Pricing

No hidden costs. Get a fixed price quote before any work begins.

10 Year Warranty

Full warranty on all installations. We stand behind our work.

Clean Workmanship

Tidy work, minimal disruption, spotless finish every time.

Get Your Free Quote → 📞 028 9018 3690

Quick Help

How to Find Your VELUX® Window Code

Every VELUX® window has a unique code that tells us exactly what model you have.

1

Open Your Window

Rotate the window fully open to access the data plate

2

Check Top Right Corner

Look for a small metal or plastic plate on the frame

3

Note the Code

The code tells us the type, size and year of your window

Got your code? Let us know and we'll give you an instant quote.

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Example Window Code

GGL MK04 3070

Our Process

How It Works

From enquiry to installation in 4 simple steps

1

Get in Touch

Call us or fill out our contact form

2

Free Survey

We visit your home and provide a fixed quote

3

Book Installation

Choose a date that suits you

4

Enjoy the Light

Our team completes the work, leaving your home spotless

Start Step 1 — Get in Touch → 📞 Prefer to Call?

Our Work

Recent Installations

See the quality of our workmanship across Northern Ireland and Ireland

New Installation

Cut-In & Plastered

Finished Cut-In

Modern Living Space

Expert Installation

Replacement Window

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Customer Reviews

Trusted by Homeowners Across Ireland

See what our customers say about their experience with us

★★★★★

"Absolutely brilliant service from start to finish. The team were professional, tidy and the new windows have transformed our kitchen. Couldn't recommend them highly enough!"

JG

Julia Geddes

Belfast

Most Recent

★★★★★

"Had 3 VELUX windows replaced. Mark and the team were fantastic — on time, great price, and left no mess. The difference in light is incredible. Already recommended to two neighbours!"

AM

Aaron McKee

Bangor

★★★★★

"Very impressed with the whole process. Fair price, excellent workmanship and they really know their stuff when it comes to VELUX windows. Will definitely use again."

RM