Grade II Listed Award Winning Passivhaus Retrofit

Grade II Listed Award Winning Passivhaus Retrofit

Thermablok Aerogel used in first listed building in England to meet the AECB Silver Performance Standard.

Architect: Harry Paticas, Arboreal Architecture

Challenges

  • A ‘Deep retrofit’ of 170-year old Grade II Listed Victorian townhouse using passivhaus methodology.
  • Insulation thin enough to respect and maintain the original historic plaster cornice details.
  • A bespoke multi-insulation solution to localised performance requirements respecting the historic significance of the existing fabric.
  • Maintaining maximum gross internal areas.
  • Insertion of thermo sensors into the construction to enable constant measurements and monitoring of moisture content of the timber (WME), sensor temperature (T), relative humidity (RH) and absolute humidity (AH).

Solutions

  • The thinnest insulation available to mitigate loss of crucial space.
  • Thermablok Aerogel ThermaSlim Internal Wall
  • Thermablok Aerogel ThermaSlim Internal Reveal
  • Thermablok Aerogel ThermaSlim Internal Floor
  • Thermablok Aerogel Blanket.
  • Fully breathable solutions where required.
  • Risk averse and hostile to bacteria and mould growth.

Benefits

  • High performance insulation with careful airtightness and thermal bridging detail resulted in a historic building that is highly energy efficient and more comfortable to live in.
  • Thermablok Aerogel’s industry-leading thermal conductivity (lowest of any material).
Grade II Listed Award Winning Passivhaus Retrofit

Grade II Listed Award Winning Passivhaus Retrofit

Grade II Listed Award Winning Passivhaus Retrofit Front

Grade II Listed Award Winning Passivhaus Retrofit Internal

Grade II Listed Award Winning Passivhaus Retrofit Kitchen

Grade II Listed Award Winning Passivhaus Retrofit Insulation

Grade II Listed Award Winning Passivhaus Retrofit Insulation

Grade II Listed Award Winning Passivhaus Retrofit