EN 449:1996

Specification for dedicated liquefied petroleum gas appliances - Domestic flueless space heaters (including diffusive catalytic combustion heaters)

Publication date:   Aug 30, 2001

General information

99.60 Withdrawal effective   Nov 20, 2002


CEN/TC 181 Appliances and leisure vehicle installations using liquefied petroleum gas and appliances using natural gas for outdoor use

European Norm

21.140   Seals, glands | 23.040.70   Hoses and hose assemblies



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This standard specifies, for the purpose of type examination, the requirements, the test methods and the marking of domestic flueless space heaters, including diffusive catalytic combustion heaters, having a nominal heat input (Hs), not exceeding 4,2 kW burning third family gases at nominal operating pressures not exceeding 50 mbar, referred to in the text as 'appliances'. It covers the following types of appliances: a) fixed heaters burning commercial butane and/or commercial propane; b) portable or mobile heaters burning either commercial butane, or, commercial butane and commercial propane including those that incorporate a compartment for a transportable refillable liquefied petroleum gas cylinder. There are no specific thermal efficiency requirements appropriate to these types of appliance as: c) all the heat produced by the combustion process is released into the space to be heated; d) the requirements with regard to the combustion performance, which is a safety matter, ensure the effective burning of the fuel gas. It does not cover appliances incorporating electrically operated gas control systems. Annex A gives the details of the categories of appliances marketed in various countries. Requirements for appliances given in this standard assume the supply of gas from the container will be governed by a pressure regulator having a maximum nominal outlet pressure of 50 mbar. This standard does not cover cylinders for liquefied gas or their associated regulators.

Related legislation

Legislation related to this standard


Appliances burning gaseous fuels


Appliances burning gaseous fuels

Life cycle


EN 449:1996
99.60 Withdrawal effective
Nov 20, 2002


EN 449:1996/AC:1997


EN 449:2002