Ritec’s ClearShield® durability guidelines are all based on more than 35 years of successful field experience.
‘Test organisations have reported that laboratory tests or combination of tests alone cannot predict the performance or durability of a GST under actual field conditions.’
Extract from the Glass and Glazing Federation (GGF) datasheet entitled ‘Surface Modification of Glass for Ease of Maintenance – Liquid Applied Glass Surface Treatments. Read more here: http://www.ggf.org.uk/technical-information/document/section-5-5-19-2-23-115