Holmes Graham Astraseal

Astraseal has evolved from small beginnings to become one of the UK's most prominent PVCu and Aluminum window, door and conservatory manufacturers. Established in 1979, Astraseal was the first British company to successfully launch nationwide a complete range of PVCu windows and doors. All our products are manufactured in-house and we carry every kitemark for quality assurance and a 10 year guarantee on all our products.

Today Astraseal is still striving to lead the way in innovative product design and development to meet the ever changing demands of the consumer. Astraseal offers the consumer an ever expanding choice of exciting new products. From the most cutting edge, thermally efficient windows and doors to the most elaborate of be-spoke conservatory designs.