2222Air systemMounting the Air-system ensures that the air control system receives fresh air fromoutside.To ensure that the Air- system work you have to build it, in such a way, to ensure thatthere cannot develop low pressure in the home.If convection grilles are installed, they must not be blocked.Air connection (optional) can be installed underneath the stove.150 mm flexiblehose (metal)FuelThe stove has been tested in accordance with DS/EN 13229: 2001, DS/EN 13229: 2001/A1: 2003 DS/EN 13229: 2001/A2: 2004 and NS 3058/3059 for the stoking of split drybirch and approved for hardwood/softwood. The firewood must have a water contentof 15-20 % and its maximum length should not exceed 30 cm.Stoking with wet firewood causes both soot, environmental pollution and bad fueleconomy. Freshly cut wood contains approx. 60-70% water, and is completely unsuit-able for stoking.You should allow for, that newly cut wood must be stacked for drying for 2 years.Wood with a diameter of more than 100 mm should be split. Regardless of the size ofthe wood, it should always have at least one surface area without bark.It is not allowed to burn lacquered, laminated or impregnated wood, woodwith a synthetic surface, painted refuse wood, chipboard, plywood, domesticwaste, paper briquettes and pit coal, because it knows malodorous fumes thatcan be poisonous.The burning of the above and of amounts larger than those recommended, the stoveis subjected to a larger amount of heat, resulting in a higher chimney temperature andlower efficiency. This can result in the stove and chimney becoming damaged and thewarranty becoming void.English RAIS/attika - User manual for VISIO 3-1