An excellent guide from the UK’s PassivHaus Trust, formulated to address some of the questions surrounding Passive House and its implementation in your project. Available here: PassivHaus Trust/Guidance

This guide aims to address some of the questions that have been raised as Passive House has gained popularity and recognition across the UK, and to encourage developers and others to consider its implementation. It covers questions on choosing Passivhaus as opposed to another approach, and includes information about costs, complexity, aesthetics, air quality, overheating, materials, embodied energy and usability.