20 Years
Experience
VELUX® Window & Glazing Specialists in York
Certified Installers Limited specialise in installing, replacing, and repairing VELUX® windows, sun tunnels, and flat roof windows for residential and commercial properties throughout the York area.
Drawing on over 20 years of experience, we are York's most trusted VELUX window installation and repair company. We are able to discuss any issues you may have with your current installation and advise you on the most cost-effective solution, please do not hesitate to email us or telephone us for a free survey or quote.
We offer a variety of styles and types of glass to fit any window in your home.
VELUX INTEGRA® is the finest in windows, blinds and shutter technology.
What makes us different
Certified Installers Limited has specialised in new VELUX Installs, VELUX repairs and VELUX maintenance for a wide range of customers in the York area.
Our skilled team have the training and experience to ensure we complete all our repair work to the highest standards. All ranges of work are undertaken, from residential VELUX Installations, VELUX glass replacement, VELUX Replacements and VELUX repairs to large projects like industrial and commercial skylight Installs, skylight repairs, rooflight replacements and roof light maintenance.
What our Customers say
Quick and Reliable
“A first class product, professionally fitted but two very pleasant workers. I had, initially, been very wary of the remote pricing for the work, as a pensioner unused to this style of estimating, but I needn't have worries and a special mention for the lady on the office computer - Lucy - she always responds quickly and does exactly what she says she will do - you can rely on her.!!”
Paul Jackman
Free Quotes & Estimates
Please feel free to contact us anytime on 0800 368 2988, we are always happy to call round to give you a free quote on any project you may have for us.
We have many satisfied customers throughout the UK and we regularly complete major contracts across the whole of the UK.
York
York, one of England’s most historic and picturesque cities, offers a stunning blend of period architecture and modern living, with housing ranging from medieval townhouses and Georgian terraces to contemporary homes in new developments. Whether you live in the city centre, Fulford, Clifton, or Acomb, many properties in York feature lofts, attic spaces, or rear extensions that can benefit from additional daylight and improved ventilation. Velux roof windows and sun tunnels are a stylish, practical solution—enhancing comfort, energy efficiency, and property value across all home types.
At Certified Installers Limited, we proudly serve homeowners in York and surrounding areas as certified Velux installers and FENSA-approved professionals. This ensures our work meets current building regulations and is completed to the highest standards of quality and compliance. Whether you're installing a brand-new Velux window, upgrading an existing unit, or adding a sun tunnel to a dark hallway or roof space, our expert team delivers dependable, regulation-compliant service tailored to your property. For reliable Velux solutions in York, trust Certified Installers Limited to get the job done right.