Environmental, Alternative & Green Building Methods

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1. Designing Energy Efficient & Sustainable Homes

   • Energy Efficient & Sustainable Design Concepts
   • Environmental Materials & Construction Methods
   • Environmental Products

   4.6k

   posts

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   • Real world feel of MVHR +heat system
   • By Philippa01, January 9
2. Renewable Home Energy Generation

   • Biomass
   • Air Source Heat Pumps (ASHP)
   • Ground Source Heat Pumps (GSHP)
   • Photovoltaics (PV)
   • Solar Thermal (ST)
   • Wind Generation
   • Energy Storage
   • General Alternative Energy Issues

   52.2k

   posts

   • 
   • ASHP low pressure help pls
   • By canalsiderenovation, 6 minutes ago
3. Research & Information Sources

   • Research Resources
   • User Feedback

   551

   posts

   • 
   • Wall construction
   • By Gary Martin, November 7, 2025
4. Environmental Building Politics

   2.7k

   posts

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   • Higher leccy prices here to stay in an bunch of US states
   • By SteamyTea, December 28, 2025
5. Boffin's Corner

   7.4k

   posts

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   • Wood Bark, and just a little nominative determinism
   • By SteamyTea, Monday at 11:22