portable ac window kit <br><b>♥NOTICE:ZOOI hose CONNECTORS are 2 and 1. The inner thread of the adapter is suitable for 5.1 inch hose, and the outer thread of the adapter is suitable for 5.9 inch hose.</b></br> <br>If you have any questions about ZOOI Portable ac Window Kit quality, please contact us. We will provide you with a satisfactory answer. Hope this is a satisfying shopping experience.</br>