Fire hydrant systems equipment - Specification for boxes for foam inlets and dry riser inlets Ingestion-build-100580 Draught regulators are used to

Draught regulators are used to stabilize and decrease chimney draught in ventilation

BS EN 755-4:2008 includes some technical changes with respect to BS EN 755-4:1995

Who is ISO 14405-2 - Geometrical product specifications for

and maintenance of light liquid separators manufactured in accordance with EN 858-1

for the transport of dangerous goods by road and rail

Fire hydrant systems equipment - Specification for boxes for foam inlets and dry riser inlets Ingestion-build-100580 Draught regulators are used to1 Scope This British Standard specifies the requirements for boxes for foam inlets or dry risers manufactured in a choice of materials to suit a particular application. NOTE The titles of the British Standards referred to in this Standard are listed on the inside back cover.