Installation and maintenance of gas-fired ducted air heaters of rated input not exceeding 70 kW net (2nd and 3rd family gases). Specification Ingestion-build-67170 Note: Although BS 594987 does

Note: Although BS 594987 does not contain explicit requirements for asphalt materials covered in other parts of BS EN 13108 or other proprietary asphalt mixtures

Changes in terminology to reflect international usage

BS 8414-2 helps you improve the fire resistance of the non-loadbearing external cladding systems

16 in Japan and 14 outside Japan

and the shape and size of the test piece

Installation and maintenance of gas-fired ducted air heaters of rated input not exceeding 70 kW net (2nd and 3rd family gases). Specification Ingestion-build-67170 Note: Although BS 594987 doesBS 5864: 2004 specifies the selection, installation and maintenance (see Note 1) of flued, gas fired, ducted air heaters of rated input not exceeding 70 kW, based on net calorific value, burning 2nd or 3rd family gases to heat one or more rooms or internal spaces in either domestic premises (see Note 2) or commercial premises. It is applicable to warm air heaters that incorporate a fan to circulate the warm air. It is also applicable to combined air