Thermal Screen : A wall or other screen constructed and placed to protect people and the environment from the effects of short duration fires and heat radiation. A firewall satisfies the requirements of a thermal screen
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}