Wet Fire Main : Water supply pipe installed in a building for fire-fighting purposes and permanently charged with water from, a pressurised supply, fitted with landing valves at specified points
Solutions Fire Safety Ltd, Fire Safety Glossary: An A - Z of definitions regarding fire safety terms and vocabulary, Solutions Fire Safety Ltd, UK 2012. http://solutionsfire.co.uk/Fire-literatures-PDF/Fi re-Safety-Glossary.pdf, (Fr Sfty - Brit) {465}