%K CO 2 concentration; Confined space; Human respiration; Wooden house, Carbon dioxide %X High indoor carbon dioxide (CO2) is a result of poor ventilation. The CO2 concentration is mainly contributed by human respiration especially when a confined space is occupied for a long period of time such as due to sleeping or due to lockdown during the pandemic. © 2023, The Author(s), under exclusive license to Springer Nature Singapore Pte Ltd. %R 10.1007/978-981-19-6688-0₂₀ %D 2023 %L scholars19432 %J Lecture Notes in Energy %O cited By 0 %I Springer Science and Business Media Deutschland GmbH %V 92 %A S.A. Sulaiman %A E. Jainin %T Indoor Carbon Dioxide Levels in a Typical Wooden House in Northern Borneo %P 327-336