Passivhaus Insights


  • Best practice Passivhaus insulation benchmark
    One of the key Passivhaus site strategies Delta Q encourage is setting benchmarks for construction quality where the first area of key works installed is reviewed and documented. Delta Q were on site at our John Street project this week to undertake such a benchmark for below DPC insulation installed by the John Street site… Read more: Best practice Passivhaus insulation benchmark
  • Bridport Co-housing first blocks occupied
    It’s been a long haul getting there with construction running through the pandemic but the first houses which we are certifying to the AECB Building Standard are now occupied. Two terraces occupied, eight more buildings to go.
  • We’re recruiting! We’ve recruited!
    To meet the growing demand for our Passivhaus work across the UK, we are looking to recruit Passivhaus Consultants at all experience levels … Meet Megan
  • Piers Sadler Consulting is now DeltaQ
    A new name for our growing business
    Piers Sadler Consulting changed its name to DeltaQ on 25 May 2022. The new name reflects our recent growth and our ambition to become a brand associated with excellence in Passivhaus project delivery and policy advice.
  • Building Services
    10 tips for successful Passivhaus Schools
    Ensuring building services design and installation meets the exacting standards of Passivhaus is one of the most demanding aspects of Passivhaus school projects, so we have spent a lot of effort producing guidance documents for building services designers.