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Family home with Velux windows

Expert Velux Installations in Bulls Cross

Certified Installers Limited excels in the installation, replacement, and repair of Velux windows, sun tunnels, and flat roof windows for both residential and commercial establishments across the Bulls Cross region.

20 Years


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Velux Window and Glass Experts in Bulls Cross

Certified Installers Limited excel in the installation, replacement, and maintenance of Velux windows, sun tunnels, and flat roof windows for both residential and commercial entities throughout the Bulls Cross area.

Leveraging more than two decades of experience, we are swiftly gaining a reputation as Bulls Crossmost reliable Velux window installation and repair service. We are equipped to consult on any concerns you might have with your existing installations and can provide counsel on the most economical solutions.

Please feel free to call us on 0800 368 2988 or email us to recieve your free quote.

VELUX roof windows construct rooms that are visually appealing and filled with light.

We provide fashionable blinds customised to your individual style and requirements.

We substitute old windows with superior quality durable and well-insulated products.

We provide diverse styles and kinds of glass to accommodate any window in your residence.

VELUX INTEGRA® represents the pinnacle in windows, blinds, and shutter technology.

Our specialised team conducts the repair and maintenance of Velux windows with expertise.

Distinctive Excellence

Certified Installers Limited is distinguished for specialising in the maintenance and repair of Velux windows, catering to a varied customer base in the Bulls Cross area.

Our experienced team, with their extensive knowledge ensure each Velux repair is executed to the highest standards. We manage all extents of projects, from residential New Velux Installations, Velux Replacements, Velux glass replacement and Velux repairs to large-scale endeavors like industrial velux installations, commercial Velux Replacements and factory Velux skylights and rooflights.

What our Customers say 

Excellent service

“I would highly recommend Certified installers. I had a Velux fitted in a rural location in the Scottish highlands, excellent service and very happy”

Jess Mackinnon

They go the extra mile

“Had an issue with the weather for the last couple of appointments, which obviously can't be helped, the lads came today on thier day off and completed my new Velux as my old one was leaking really bad.
Really appreciate people going the extra mile”


Free Surveys and Quotes

Please do not hesitate to call us on 0800 368 2988 or email us here; we are consistently available and willing to make a visit and offer you a complimentary, no-obligation quote for any project or task you may have in mind for us.


We take pride in having many satisfied clients spread across the UK and are accustomed to managing and accomplishing large-scale contracts nationwide, delivering quality and satisfaction every time.

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Bulls Cross

Nestled within the vibrant streets of Greater London, Bulls Cross offers a dynamic blend of urban energy and suburban charm. This bustling neighbourhood, with its diverse architecture and bustling streets, provides residents with a lively backdrop for daily life. Bulls Cross benefits from its proximity to the bustling city of Enfield, where residents can explore a range of amenities, shops, and cultural attractions. Additionally, the neighbourhood is surrounded by green spaces, including parks and nature reserves, offering residents opportunities for outdoor recreation and leisure. Against this backdrop of urban vibrancy, Certified Installers Limited proudly serves as Bulls Cross's trusted Velux Window Installers, dedicated to enhancing homes with exceptional service and workmanship. Specialising in Skylight repairs, skylight installs, and skylight replacement, our team brings unparalleled expertise to every project. Whether it's Velux glass replacement, Velux window installation, or Velux window repairs, our meticulous attention to detail ensures superior results that exceed expectations. As integral members of the Bulls Cross community, we take pride in contributing to the visual appeal and functionality of local homes, creating spaces filled with natural light and warmth for residents to enjoy amidst the lively atmosphere of Greater London.

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