Further – Fourth Door’s info portal

Photo – Oliver Lowenstein

Fourth Door’s discipline-straddling Further info-portal provides unparalleled and in-depth informational and knowledge-based back up to Fourth Door’s core timber and natural materials themes. Our first section, focused on natural materials, is titled Materialise.

Materialise – In-depth information about natural building materials
The Further portal is primarily organised by country and around a series of core themes:


Click here for Country (coming soon) and here for Material (coming soon)



Annular Further and Further Straw and Further Thatch are organised in similar if slightly different ways. You can navigate to specific regions and themes using the menus below. 

Annular Further is organised around six core themes 

  • Country and Geography
  • The Forest Industry
  • Research in Forests, Wood and Trees (eg Forest Ecology, Forest Dynamics and Wood Materials)
  • Research in Timber Engineering, Materials
  • Architecture, Architectural Culture
  • Vernacular and Traditional building 
Woonhuis Lichtenberg (2021) by 9graden – Photo 9graden

Further Straw and Further Thatch are organised around the following five themes 

  • Region
  • Country
  • Houses and housing
  • Other buildings
  • Organisations, Companies, Research, Studies and Books 

Fourth Door – In depth, in detail and intelligently different

Photo – Oliver Lowenstein