IKEA SVAVANDE Manual page 7

ENGLISH 7
the safe operation of appliances which burn gas or other fuels
(including those in other rooms) due to the backflow of com-
bustion gases. These gases can cause carbon monoxide pois-
oning. After installing a kitchen extractor hood or any other
cooking fume extractor, make sure that the gas appliances are
tested by a certified technician to guarantee that there is no
backflow of combustion gases.