Description
These exhaust ports are designed to create a pass-through in a garage door where a hose can exit to remove exhaust and contaminated air. Installing a garage door port prevents kinking in exhaust hoses and reduces the loss of tempered air in a workshop or facility.For use with Crushproof Tubing FLT300.Door ports are installed by putting one piece on each side of the door and then connecting them with the included screws.Fits 1" doors out of the box. Use threaded rod and nuts (not included) for thicker doors.