18X25 ESCAPE VENT COMPLETE
This item ships FREE to the contiguous 48 states
To ensure fit: Measure the plastic vent lid outside to outside, excluding the hinge. Vent lid is 18″ x 25″.
Rough opening 17 1/2″ x 25 3/4″.
Installs with putty tape, 5-6 rivets (38 required) and silicone. Interior frame may require trimming in some trailers.