Passivhaus Trust is the UK affiliate of the International Passive House Association and promotes the Passivhaus standard in the UK. Its work supports very low energy buildings, comfort, health and the EnerPHit retrofit standard.


Sharing expertise on the Passivhaus retrofit standard
Supporting technical understanding of heat, airtightness and comfort
Connecting design decisions with measured energy use
Helping the sector understand high performance approaches

Passivhaus Trust promotes high performance buildings and retrofit approaches that reduce energy use while improving comfort and health.
Its involvement helps NRH connect retrofit conversations with tested standards and building physics expertise.