| 摘要 |
PROBLEM TO BE SOLVED: To reduce the load of a worker by easily and simply cleaning a filter and also to cope with the automation of filter cleaning. SOLUTION: In the ventilating device 2 for sucking air in a house 1 through a filter 5 and discharging the air to outdoor 3, there are provided a cover body 7 convertible to the state at which the filter 5 is surrounded from the indoor 6 side and the state at which the filter 5 is exposed, an air jetting part 8 for jetting the air toward the outside of the filter 5 from the inside of the filter 5 and a connecting pipe 9 for connecting the inside of the cover body 7 and the outdoor 3.
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