Discover the Benefits of Ultrasky Roofs for a Gorgeous Orangery Extension
Here to help
Are you dreaming of a home transformation with an orangery that not only adds style but also floods your space with natural light? Introducing the Ultrasky Roof system—a unique solution that offers a sleek, modern look and maximises sunlight.
Unlike traditional lantern roofs, Ultrasky's extended bars to the eaves beam create a seamless, elegant design that enhances your space with more light. Plus, with fewer bars and a decorative cornice, your orangery will have a beautifully streamlined appearance.
But it’s not just about aesthetics—Ultrasky roofs are built for performance, offering incredible weather protection with a triple-layer storm shield, exceptional spanning strength, and precise engineering tailored to your postcode’s weather conditions. Choose between uPVC or aluminium to suit your budget and style. With over 40 years of experience and a trusted partnership with Ultraframe, Glevum is your perfect local expert for installation in Cheltenham, Gloucester, Hereford, and Monmouth. Ready to upgrade your home? We value your time and comfort; that's why we offer a free home visit. Book yours today and see how Ultrasky can bring light, style, and strength to your living space!
Frequently Asked Questions:
Looking for an Ultrasky orangery roof in Cheltenham, Gloucester, Hereford or Monmouth? Then here’s why you can feel good about working with Glevum:
- Established in 1984, we offer extensive knowledge and experience.
- We are a leading FENSA-approved window and door installer based in Gloucestershire.
- As a leading Ultraframe supplier and member of the Ultra Installer Scheme, we are committed to delivering high-quality products and service. You can rely on us for top-quality installation for your home.
- We are a Kubu Pro Installer.
- All our windows and doors include a 10-year GGFi-backed guarantee.
- Our dedicated Service Department is here to support you.
- More than 45,000 customers enjoy the security and quality of our windows and doors.
- About half of our work comes from returning customers and recommendations.
- We offer a range of Finance Options. Just ask for details during your free home visit or quote.
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“Friendly, helpful staff from sales person to fitter, excellent service all round.”
J Holyhead (Gloucestershire)
March 2026
“Very helpful and reassuring. My window and door were fitted by 2 very nice men and its prefect, we are so pleased, thank you so much.”
K Smith (Gloucestershire)
February 2026
“Very professional service from the quote to the fitting. Very pleased.”
J Ochiltree (Gloucestershire)
January 2026
“We have used Glevum many times over the last 25 years and have never been disappointed with the quality of workmanship, timely service and friendly approachable people.”
M Tattersall (Gloucestershire)
January 2026
"Excellent service and workmanship. Highly recommend."
M Tomlin (Gloucestershire)
November 2025
"Glevum were very professional throughout the purchase and installation and I am happy with the finished result. Installation team were courteous, neat and tidy throughout the process."
R Elliott (Gloucestershire)
November 2025
“Friendly, helpful staff from sales person to fitter, excellent service all round.”
J Holyhead (Gloucestershire)
March 2026
“Very helpful and reassuring. My window and door were fitted by 2 very nice men and its prefect, we are so pleased, thank you so much.”
K Smith (Gloucestershire)
February 2026
“Very professional service from the quote to the fitting. Very pleased.”
J Ochiltree (Gloucestershire)
January 2026
“We have used Glevum many times over the last 25 years and have never been disappointed with the quality of workmanship, timely service and friendly approachable people.”
M Tattersall (Gloucestershire)
January 2026
"Excellent service and workmanship. Highly recommend."
M Tomlin (Gloucestershire)
November 2025
"Glevum were very professional throughout the purchase and installation and I am happy with the finished result. Installation team were courteous, neat and tidy throughout the process."
R Elliott (Gloucestershire)
November 2025