20 Years
Experience
VELUX® Window & Glazing Specialists in Lincoln
Certified Installers Limited specialise in installing, replacing, and repairing VELUX® windows, sun tunnels, and flat roof windows for residential and commercial properties throughout the Lincoln area.
Drawing on over 20 years of experience, we are Lincoln'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 Lincoln 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.
Lincoln
Lincoln, a historic cathedral city in the East Midlands, is known for its striking mix of medieval architecture and modern housing developments. From charming period terraces and Georgian townhouses in uphill Lincoln to newer homes in areas like North Hykeham and Birchwood, many properties feature loft spaces or extensions that can benefit from additional light and ventilation. Velux roof windows and sun tunnels are a practical and stylish solution—helping to brighten interiors, improve airflow, and increase energy efficiency across all property types.
At Certified Installers Limited, we proudly serve Lincoln and the surrounding areas as certified Velux installers and FENSA-approved professionals, ensuring that all work meets UK building regulations. Whether you're installing a new Velux window, upgrading an older unit, or fitting a sun tunnel in a dark hallway or stairwell, our expert team delivers high-quality, regulation-compliant solutions tailored to your home. For trusted Velux window and sun tunnel installations in Lincoln, choose Certified Installers Limited for expert service and lasting results.