Helen Clifford is the name of the householder of this case study. Her house is located in in an estate close to a busy road in a major town in Tipperary region. Several energy efficiency measures have been installed as a result of the SERVE project, such as cavity fill wall insulation, high efficiency boiler and heating crontrols. Mrs. Clifford noticed that after these improvements, comfort levels have deeply increased. This case study is a further prof of the positive impact of the SERVE project for energy efficiency and renewable energies’ measures.