... IGCC,CE,AS/NZS,CCC,ISO9001 d)Gas Filling, Argon Insulated Glass typesInsulated Glass,tempered insulated ... 32", 5/8")4)Gas Filling: Dry air, Argon5)Sealant: butyl rubber sealant with polysulfide sealant or structural ... the lites may be filled with air or an inert gas like argon or krypton which ... of air. Typically the spacer is filled with desiccant to prevent condensation and improve insulating performance ...