Grand Designs Transformations - 'retrofit to a passive house'

Interest in passive house design? What about as a retrofit? We can't recommend this case study highly enough. Builder Dylan endeavours 'to retrofit a draughty cottage into a modern sustainable passive house while his fiance, landscape architect Tylah's, plans for a garden oasis are battered with financial constraints. Dylan's reuse of timber from the house is driven by his concern about the embodied energy that goes into new building products ... "to be able to reuse what we can and then reinstall we're having a lot less impact". You just need to be registered for ABC I-view (free) to watch it..