EN 15250:2007 Slow heat release appliances fired by solid fuel - Requirements and test methods
Up-to date information, and printed copies, can be purchased from National Standards Organizations, such as: BSI or NSAI, or your local library may offer online access at no direct cost to you. See also Test Laboratories, Standards and CE Marking.
This is the European Standard for the type of room-heating solid fuel stove constructed from heavy masonry designed to retain heat and then emit it over a long period. They are known in Germany as Kachelöfen, in Russia as Petchke.
Among other provisions, it lays down that masonry stoves must be:
Have means of cleaning their internal flueways
Be provided with a glove or tool for handling hot surfaces
Have an Efficiency of at least 70%
Have CO emission <0.3%
Will be supplied with information explaining its heat storage capacity in terms of how much heat is being emitted after so-many hours, including the time taken to fully heat up, and the time taken to cool down, including a graph similar to this:
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