Camco 14"x14" Air Conditioner Installation Kit w/ Gasket 25071 94-1562

It has 14 inch x 14 inch vent openings and used with two self-adhesive backed picture frame gasket. It includes one 7/8 inch x 1-7/16 inch x 18 inch self-adhesive backed foam leveling pad and one 5/16 inch x 1-7/16 inch x 18 inch self-adhesive backed foam leveling pad.