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![](https://kdk.jp/sites/default/files/styles/product_list_272_2x/public/products/thumbnail/20-30RLA_960_LMQ3y5EEh6.jpg?itok=bIsU3M2m)
20RLA
- Reversible louver series
- Exhaust or intake type
- Flat surface design
- Silent stream fan
- Single speed (exhaust or intake)
- Air volume = 580m³/h
![](https://kdk.jp/sites/default/files/styles/product_list_272_2x/public/products/thumbnail/20-30RLA_960_VfSDyxViuF.jpg?itok=Xwwibzze)
25RLA
- Reversible louver series
- Exhaust or intake type
- Flat surface design
- Silent stream fan
- Single speed (exhaust or intake)
- Air volume = 580m³/h
![](https://kdk.jp/sites/default/files/styles/product_list_272_2x/public/products/thumbnail/20-30RLA_960_4ZnrpsEVAu.jpg?itok=guWz6Su3)
30RLA
- Reversible louver series
- Exhaust or intake type
- Flat surface design
- Silent stream fan
- Single speed (exhaust or intake)
- Air volume = 580m³/h
![15AAQ1 15AAQ1](https://kdk.jp/sites/default/files/styles/product_list_272_2x/public/products/thumbnail/15AAQ1_960_UoGB0ym37D.png?itok=YqT1wZvW)
15AAQ1
- Automatic shutter series
- Exhaust type
- Wall mounting
- Single speed
- Automatic shutter
- High performance blade design
- Air volume = 288m³/h
![15AAQ107 15AAQ107](https://kdk.jp/sites/default/files/styles/product_list_272_2x/public/products/thumbnail/15AAQ1_960_pRyj074Dfj.png?itok=XZV1-5Wn)
15AAQ107
- Automatic shutter series
- Exhaust type
- Wall mounting
- Single speed
- Automatic shutter
- High performance blade design
- Air volume = 290m³/h