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- Thermal protection and modernisation of existing buildings
- u do it, do it right – deep energy retrofits step-by-step ===== {{:picopen:renovate_me.png|}} \\ ©... the EnerPHit certification procedure was launched by the Passive House Institute in 2010. An optimal s... tion of components. The heating demand calculated by the PHPP, and the quality of thermal protection o... s are indicated in the certificate. \\ ==== Step-by-step retrofits ==== At present, EnerPHit certif