Labels:crt screen | plant | reckoner | sky | tree OCR: Cost Repair Maintenance Replace failed insulating glass The insulating glass unit (IGU) consists two panes glass separ rated by perimeter spacer typically made of a metal, such as aluminum or stainless steel. The Glass hermetically sealed space between the pal nes may be filled Metal spacer with an inert gas such as argon which provides a small improvement in the U-value Desiccant Since the sealant does not completely prevent moisture Sealant from entering the air space the per rimeter spacer contains desiccant to adsorb resi idual moisture However when the desiccant hecomes fully saturated moisture starts 01 Single -seal appear on the internal glass surtaces and the IGU must be replaced since it cannot be repaired There are many approaches to sealing the IGU's edges Glass with the majorit ...
