Moisture damage in roof spaces (BRANZ report) , BRANZ SR 7 Moisture damage in southern NZ buildings.pdf (4.1 MiB) – This BRANZ report from 1988 looks at roof space damage as a result of sub-floor moisture evaporation. Although an old report the findings are still pertinent.

IEQ and positive pressure ventilation (SB10 conference paper) by Mikael Boulic, Iain Hosie and Robyn Phipps, Massey_Cristal Air_PN031.pdf (1.0 MiB) – A two year study looking at the efficiency of a positive pressure ventilation system during winter, in 30 houses located in the west Auckland area

Internal Moisture (BRANZ Build magazine article) by BRANZ, Build127_P45_Feature_InternalMoisture.pdf (0.4 MiB) – Build magazine feature on internal moisture

Managing Moisture (BRANZ Build magazine article) by BRANZ, Build_133_P54_Managing_moisture.pdf (6.5 MiB) – Build magazine feature on Managing Moisture

Forced Air Ventilation Systems (Beacon report) by Pollard, A and McNeil, S, Beacon_IEQ7570(3)_Forced_Air_Ventilation_Systems.pdf (2.6 MiB) – This report presents the results of a study of the performance of forced air ventilation systems in 10 homes in Wellington and ChCh.

Tackling Dampness (EECA weblink) by EECA, dampness.html (42 KiB) – EECA online guidance about tackling dampness

Heating and cooling potential of roof space air (Otago/EECA report) by Warren Fitzgerald, Dr Inga Smith, and Muthasim Fahmy (Department of Physics, University of Otago), heating-potential-ventilation-systems-may-2011.pdf (0.2 MiB) – The heating and cooling potential of roof space air using positive pressure ventilation systems was the focus of this research.

Home Ventilation Systems Assessment (EECA report) by Ian McChesney, McChesney_Home-Ventilation-Jan-2009.doc (1.4 MiB) – This report was prepared by Ian McChesney for EECA and aims to provide an overview assessment of home ventilation systems with the objective of reviewing available information, identifying key knowledge gaps, and recommending actions to address issues.

Indoor environment quality (Beacon presentation slides) by Beacon Pathway, Beacon PPT Unflued gas heaters_forced air ventilation.pdf (1.5 MiB) – This presentation, given at Beacon’s 2010 research symposium, covers work done to encourage government to ban unflued gas heaters, and retail outlets to stop selling them. It also reflects the findings of a study of forced air ventilation systems, how well they work and whether they help in creating a healthy indoor environment.

Unflued gas heater fact bank by Beacon Pathway, Unflued gas heater fact bank.pdf (0.1 MiB) – This document is the repository of Beacon’s core facts and knowledge about unflued gas heaters drawn from a range of publications and research. It was developed by Vicki Cowan, Verney Ryan and Lisa Burrough as part of the preparatory work to develop value cases to remove unflued gas heaters from New Zealand homes.