This is an adapter for a dryer vent that exits through the soffit in the back of my house. Horizontal dryer vents are hard to find and typically don't work very well so I created this part to be able to use a standard dryer vent cap. OnShape link for editing --> https://cad.onshape.com/documents/d046ffdff18b34aeccf3b61f/w/fa607dd02000802fed07e462/e/dc7b3b85de7cd107daa674fd