Thread: External roller shutters as window insulation
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Old 05-14-12, 01:57 PM   #11
lucerne96
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They do have minimally insulated versions in German speaking europe

Kirschbaum Köln: Fenster & Rolladen GmbH - Fenster, Haustüren, Rolladen, Markisen, Innentüren & mehr

or google FENSTER ROLLADEN
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