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Wulf Architekten's Glass House in Reutlingen: A Cast-Glass Skin for a Medieval Site

architecture-design · 2026-08-07

Wulf Architekten finalized the Glass House in 2025 for Museum Oberamteistraße in Reutlingen, Germany. This innovative building showcases a cast-glass exterior that modernizes traditional pitched-roof designs. It is part of a broader initiative to restore medieval structures, expected to be finished by 2028, after the firm secured victory in a design competition in 2017. Erected on the site of the former Stone House (1972), the building features cast-glass shingles that mimic beaver-tail tiles. In partnership with La Rochère, the architects developed a shingle system that can be replaced, supported by a timber framework. Inside, the structure incorporates parametrically designed CLT trusses made from Silver Fir, created with str.ucture, and adheres to Cradle to Cradle principles, with input from Bäuerle Landschaftsarchitektur + Stadtplanung and Demirag Architekten.

Key facts

  • Completed in 2025 in Reutlingen, Germany
  • Part of Museum Oberamteistraße project, restoration to finish by 2028
  • Design competition won in 2017
  • Built on footprint of Stone House, demolished in 1972
  • Cast-glass shingles custom-designed with La Rochère
  • Internal structure uses parametrically designed CLT trussing
  • Silver Fir sourced from Black Forest
  • Structural engineering by str.ucture
  • Cradle to Cradle principles: screw connections, no concrete, natural ventilation
  • Preserves medieval cellar and shores up adjacent buildings

Entities

Artists

  • Ingmar Menzer

Institutions

  • Wulf Architekten
  • Museum Oberamteistraße
  • La Rochère
  • str.ucture
  • Bäuerle Landschaftsarchitektur + Stadtplanung
  • Demirag Architekten
  • Holzbau Amann
  • Monolut
  • Regner Projektbau & Co.
  • Roleff
  • Holzbau Samuel Haller
  • FuchsDesign
  • Binder Holz
  • Topakustik Paneel
  • Conluto

Locations

  • Reutlingen
  • Germany
  • Black Forest
  • Passavant-la-Rochère
  • France

Sources