Passivhaus & retrofit blog

10 years on: Living in the Denby Dale Passivhaus

Denby Dale Passivhaus 2020

Blog written by the owner of the Denby Dale Passivhaus, sharing data from gas bills over the last ten years and sharing their experiences of living in one of the UK’s first Passivhaus projects.

3rd June 2020

Cut the VAT on retrofit 

Spraying Diathonite into first floor wall junctiom

Green Building Store is lending its voice to campaigns to cut VAT on retrofit building work. In this blog we look at the environmental and economic arguments for cutting VAT for retrofits and feature two campaigns calling on the UK Government to act.

20th March 2020

Step-by-step: Suspended timber floors

Detailing for suspended ground floor for West Yorkshire Victorian mid-terrace house.

How-to guide to insulation and airtightness strategies for a suspended timber floor. Advice on how to access the floor, from both below and above, with a list of the airtightness products needed to complete the project.

13th December 2019

Kirkburton Passivhaus: The flat roof

The flat roof detail at Kirkburton Passivhaus

Blog outlining the detailing of the flat roof of the Kirkburton Passivhaus, including the airtightness and insulation strategies and how thermal bridging was minimised in the roof.

31st October 2019

Kirkburton Passivhaus: Heating & MVHR

MVHR layout for Kirkburton Passivhaus

Blog by Bill Butcher on the Kirkburton Passivhaus project, including decisions on the heating and MVHR and results of the project’s final airtightness test.

4th October 2019

Global Climate Strike 20/09/19: The world’s largest climate mobilisation

Bill Butcher Global Climate Strike Bangor

Green Building Store Directors and staff attended Global Climate Strike events in Huddersfield, Leeds, London and Bangor on Friday 20 September 2019, as part of the world’s largest climate mobilisation to date.

25th September 2019

Guest blog: Tips for a radical retrofit

Before and after photos of Paul Testa's own radical retrofit project

After carrying out an extensive retrofit of his own home, Paul Testa, from Paul Testa Architecture, discusses the benefits of retrofitting and the key things to consider before you start.

3rd September 2019

Heidelberg Passivhaus conference: Achieve Better Buildings May 2019

The Bahnstadt Heidelberg

Blog by Chris Herring, Green Building Store Director and Chair of the Passivhaus Trust, sharing lessons from the May 2019 conference looking at scaling up Passivhaus in response to the climate and environmental emergency.

7th May 2019

Passivhaus & the Climate Emergency

Building the Denby Dale Passivhaus: continuity of insulation in the roof space

Blog highlighting the fact that there are now no planning obstacles for local authorities in England to require Passivhaus standard and that local authorities can now set energy standards beyond Building Regulations.

25th February 2019

Kirkburton Passivhaus: Strategy for windows & to prevent overheating

Window wall junction detailing at Kirkburton Passivhaus

Read Bill Butcher’s blog on the Kirkburton Passivhaus newbuild project outlining the strategy for window installation at the project, as well as shading strategy to prevent overheating.

18th January 2019

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