BS 5864:2019规定了选择、安装和维护的要求（参见 注1）额定热输入不超过70 kW的烟道式、燃气式、管道式空气加热器（基于净功率） 热值，燃烧第二或第三族气体来加热其中一个或多个房间或内部空间 住宅楼宇（见注2）或商业楼宇。交叉引用:BS 5440-1:2008BS 5440-2:2009IGEM/UP/7:2006IGEM/UP/2:2008BS 5871-3PD 5482-3BS EN 50379-3BS 5482-1BS 476-22BS EN 1949BS 5546BS 6891BS 7671BS EN ISO 10239BS 5482-2BS EN 1856-1BS EN 721 IBSE指南B3:2002Building（修订）规例2009BS EN 12831-1Gas安全（安装和使用）规例2018Building（苏格兰）修订条例2007IGEM/UP/17:2011BS 3632GSR TB 087:2009健康与安全（天然气）（根西岛）条例2006BS EN 778建筑（马恩岛）条例2007建筑（北爱尔兰）修订条例2009Asbestos（禁止）条例2003IGE/G/5: 2009BS 5588-1供水（水配件）条例1999BS 7967GSR TB 007:2010DD 221GSR TB 008:2009IGEM/UP/18:2012Gas安全（应用）（马恩岛）令1996BS燃气用具（安全）条例1995BS EN 1319Building Control Act（马恩岛）1991BS 67982004燃气安全（安装和使用）条例购买时所有现行修订均包括在内购买了这份文件。

BS 5864:2019 specifies requirements for the selection, installation and maintenance (see Note 1) of flued, gas-fired, ducted-air heaters of rated heat 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.Cross References:BS 5440-1:2008BS 5440-2:2009IGEM/UP/7:2006IGEM/UP/2:2008BS 5871-3PD 5482-3BS EN 50379-3BS 5482-1BS 476-22BS EN 1949BS 5546BS 6891BS 7671BS EN ISO 10239BS 5482-2BS EN 1856-1BS EN 721CIBSE Guide B3:2002Building (Amendment) Regulations 2009Gas Safety (Installation and Use) Regulations 1998BS EN 12831-1Gas Safety (Installation and Use) Regulations 2018Building (Scotland) Amendment Regulations 2007IGEM/UP/17:2011BS 3632GSR TB 087:2009Health and Safety (Gas) (Guernsey) Ordinance 2006BS EN 778Building (Isle of Man) Regulations 2007Building (Northern Ireland) Amendment Regulations 2009Asbestos (Prohibitions) Regulations 2003IGE/G/5:2009BS 5588-1Water Supply (Water Fittings) Regulations 1999BS 7967GSR TB 007:2010DD 221GSR TB 008:2009IGEM/UP/18:2012Gas Safety (Application) (Isle of Man) Order 1996Gas Appliance (Safety) Regulations 1995BS EN 1319Building Control Act (Isle of Man) 1991BS 6798Gas Safety (Installation and Use) Regulations (Northern Ireland) 2004All current amendments available at time of purchase are included with the purchase of this document.