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Energy Efficient & Sustainable Design Concepts

217 topics in this forum

  1. MVHR before air tightness?

    By anonymous,
    • 1 reply
    • 858 views

  2. Are energy efficient LEDs de-energising you?!

    By Adsibob,
    • 7 replies
    • 1.9k views

  3. Effect on insulation / stable temps on sleeping patterns.

    By LaCurandera,
    • 11 replies
    • 2.1k views

  4. Got a SAP, what now? 1 2

    By HughF,
    • 27 replies
    • 4.2k views

  5. Class A, B, C Hot water cylinder in Passivhaus

    By puntloos,
    • 13 replies
    • 2.2k views

  6. External air ventilation for log burner

    By SBMS,
    • 23 replies
    • 9.1k views

  7. Airtightness on stable conversion

    By pstunt,
    • 3 replies
    • 991 views
    • MDC
    • MDC

  8. Airtightness test recommendation in NI

    By cwr,
    • 3 replies
    • 1.4k views

  9. One-line idiots guide to the various heat calculation systems

    By Alan Ambrose,
    • 14 replies
    • 3.9k views

  10. Airtightness vs bugs

    By puntloos,
    • 12 replies
    • 2.5k views

  11. SAP delays ahead

    By Canski,
    • 3 replies
    • 1.3k views

  12. a sustainable alternative to traditional cities?

    By Adsibob,   
    • 17 replies
    • 2.4k views

  13. Suds for dummies

    By Danny68,
    • 13 replies
    • 2.9k views

  14. Renovating - how to keep heat from the sun in the winter, and out in the summer

    By Garald,
    • 3 replies
    • 2.2k views

  15. Measured heat use way lower than MCS calculation. ASHP sizing.

    By Jwenty,   
    • 19 replies
    • 5.1k views

  16. Tony Tray Airtightness

    By Johnny Jekyll,
    • 15 replies
    • 4.6k views

  17. Traditional Timber Frame + Passivhaus

    By Kingy,   
    • 3 replies
    • 2.1k views

  18. Alternative "weather compensation" control ideas 1 2

    By ProDave,
    • 38 replies
    • 5.9k views

  19. SAP calcs for extension

    By notreadyforthis,   
    • 1 reply
    • 1.6k views
    • nod
    • nod

  20. Airtight Warm Roof - How?

    By Mr Blobby,
    • 13 replies
    • 4.2k views

  21. PVT heat pumps. Interesting?

    By Cognis0,
    • 1 reply
    • 1.9k views

  22. Convection cleverness? Venting into the skylight?

    By puntloos,
    • 10 replies
    • 1.9k views

  23. Why is my house so cold?! 1 2 3

    By Cognis0,
    • 54 replies
    • 13.1k views

  24. Checklist: Insulation

    By puntloos,
    • 18 replies
    • 3.1k views

  25. Design considerations for new homes 1 2

    By SteamyTea,
    • 27 replies
    • 3.9k views
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