Class Q Barn Conversion
Conversion of a concrete portal framed agricultural building to residential under Class Q Permitted Development assessed using Passivhaus software.
The property is triple glazed and has mechanical ventilation with heat recovery. It is super insulated with cellulose fibre and features solar thermal for hot water. The air leakage test result was 1.0 ach.
The property is AECB Silver Standard Certified, see the Low Energy Buildings database entry for details.