... .Martrial:ABS or HIPS 2.Removable core,4 direction air flow 3.Durable,adjustable,easy to install multi-directional and ... form as register to further control the air volume.4. Removable core, four direction air flow , the windows are assembled with ... Time25-45daysPayment TermsL/C T/TDelivery TermsDelivering by sea, air or express agent according to customer's requirementsApplicationsidewall outlet type ...