Operating from three manufacturing sites, totalling 110,000 square feet, Astraseal is one of the UK's largest and most successful trade fabricators. Astraseal was established in 1979 and was one of the first companies to manufacture a PVC-u window in the UK.

Astraseal Door and Window Fittings Wellingborough Northamptonshire
Astraseal are listed in; Northamptonshire Business Directory : Wellingborough Business Directory : Door and Window Fittings Directory : Door and Window Fittings in Wellingborough : Door and Window Fittings in Northamptonshire