I.C. Glass is a family run business with over 30 years' experience in both residential and commercial glazing and window installation.During this time we like to think that I.C Glass has learnt a thing or two about glass and related products and have the knowledge and expertise to deal with all of your glazing requirements! I.C Glass Having been in business continuously for over 30 years also means that we have been trading for three times the average product guarantee period, which is something we are rather proud of and our customers seem to find comfort in.Since 1991 I.C. Glass have been working for Hertfordshire County Council undertaking work on schools, fire stations, council offices, libraries, police stations and other council buildings across Hertfordshire.Customer ServiceCustomer service is something I.C. Glass take very seriously and unlike some businesses we never lose sight of the fact that you the customer pay our wages!