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 5440-1:2008
BS 5440-2:2009
IGEM/UP/7:2006
IGEM/UP/2:2008
BS 5871-3
PD 5482-3
BS EN 50379-3
BS 5482-1
BS 476-22
BS EN 1949
BS 5546
BS 6891
BS 7671
BS EN ISO 10239
BS 5482-2
BS EN 1856-1
BS EN 721
CIBSE Guide B3:2002
Building (Amendment) Regulations 2009
Gas Safety (Installation and Use) Regulations 1998
BS EN 12831-1
Gas Safety (Installation and Use) Regulations 2018
Building (Scotland) Amendment Regulations 2007
IGEM/UP/17:2011
BS 3632
GSR TB 087:2009
Health and Safety (Gas) (Guernsey) Ordinance 2006
BS EN 778
Building (Isle of Man) Regulations 2007
Building (Northern Ireland) Amendment Regulations 2009
Asbestos (Prohibitions) Regulations 2003
IGE/G/5:2009
BS 5588-1
Water Supply (Water Fittings) Regulations 1999
BS 7967
GSR TB 007:2010
DD 221
GSR TB 008:2009
IGEM/UP/18:2012
Gas Safety (Application) (Isle of Man) Order 1996
Gas Appliance (Safety) Regulations 1995
BS EN 1319
Building Control Act (Isle of Man) 1991
BS 6798
Gas Safety (Installation and Use) Regulations (Northern Ireland) 2004


All current amendments available at time of purchase are included with the purchase of this document.