This might help.
https://www.amazon.co.uk/HOOMEE-Centre-Sealing-Portable-Air-Conditioner/dp/B083375CF4/ref=asc_df_B083375CF4/?tag=googshopuk-21&linkCode=df0&hvadid=435804208466&hvpos=&hvnetw=g&hvrand=10377693616068307871&hvpone=&hvptwo=&hvqmt=&hvdev=m&hvdvcmdl=&hvlocint=&hvlocphy=9045939&hvtargid=pla-908374987177&psc=1&tag=&ref=&adgrpid=100170128086&hvpone=&hvptwo=&hvadid=435804208466&hvpos=&hvnetw=g&hvrand=10377693616068307871&hvqmt=&hvdev=m&hvdvcmdl=&hvlocint=&hvlocphy=9045939&hvtargid=pla-908374987177 |