presto xs forster thermfix light forster thermfix vario forster unico forster unico xs processing videos DWG files bimobject Home downloads forster thermfix vario forster thermfix vario LEAFLETS curtain [...] PLANNING planning document 03-23 DWG EUROPEAN PRODUCT DECLARATION (EPD) EPD forster thermfix vario curtain wall VIDEO curtain walls with thermal break SPECIFICATION TEXTS curtain wall [...] applications (fire, burglary, bullet-proof) curtain wall with high thermal insulation (forster thermfix vario Hi) CERTIFICATES Passive House phA 45 mm Passive House phA 60 mm