All articles by Bill Butcher
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CommentPassivhaus blog: Stirley Community Farm
The Green Building Store are transforming a derelict barn into a Passivhaus-standard, all-purpose education centre
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CommentGreen shoots are everywhere at Ecobuild
Green Building Store director Bill Butcher offers his pick of the world’s biggest sustainable design and construction conference
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CommentIncentives key for Passivhaus in UK
Market forces alone won’t raise standards says consultant behind the Passivhaus Diary
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CommentHas cavity wall got a future in low energy building projects?
One year on from the completion of the UK’s first cavity wall, the International Passivhaus conference takes place this Saturday (28 May 2011) in Innsbuck. Green Building Store’s Bill Butcher, project leader on the Denby Dale Passivhaus, will be speaking on the subject ’Passivhaus and cavity wall construction’. Here he ...
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CommentPassivhaus at Ecobuild: separating the hits from the hype
The voice behind our original Passivhaus Diary picks out his 2011 exhibition highlights
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CommentPassivhaus: the power of shared ideas
A road trip to Dresden reinforces the Passivhaus ethos – and provides an ego boost
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NewsPassivhaus diaries, part 20: Coming to an end
As the Denby Dale house completes Bill Butcher reflects on what he’s learned in his penultimate diary entry
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NewsEco-bling aside, there's some good stuff at Ecobuild
With Ecobuild in full swing, Bill Butcher from the Green Building Store and our regular Passivhaus blogger picks out some of the shows highlights
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NewsPassivhaus diary, part 19: Hotting up
The main heating issue at Denby Dale is finding a system that can cope with such a low demand
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NewsPassivhaus diaries, part 18: First airtightness test results
The waiting is over, the experts from Leeds Metropolitan Univeristy have tested Denby Dale for airtightness and this is what they found…
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NewsPassivhaus diaries, part 17: Achieving airtightness
Despite the arctic conditions, preparations proceed apace for the approaching airtightness test – including a spot of tape origami
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NewsPassivhaus diaries, part 16: Spreading the word
Windows may be causing delays on site, but there is plenty of activity elsewhere in the Passivhaus world
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NewsPassivhaus diaries, part 15: mechanical ventilation and ducting system
It's time to put in the MVHR unit at the Denby Dale house
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NewsPassivhaus diary, part 14: ventilation
Despite being struck down by swine flu, our diariest explains the latest on mechanical ventilation and progress on site
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NewsPassivhaus diary, part 13: windows and doors
Windows and doors can never be as well insulated as the rest of the building but with the right design and positioning they can help to reach the Passivhaus standard
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NewsPassivhaus diaries, part 12: Making the roof windtight and minimising thermal bypass
Air movement around insulation reduces its performance, but there are now good methods and materials to tackle the problem
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NewsPassivhaus diaries, part 11: Making the roof airtight
The roof trusses are now up, so it's time to make the junctions between the walls and the roof airtight
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NewsPassivhaus diaries, part 10: The roof
This week we focus on minimising thermal bridging at the junctions between the roof and the walls
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NewsPassivhaus diaries, part nine: Floor junctions
Our blogger overcomes the major challenge of making the junctions between the floor beams and walls airtight: here's how...