Karp Plastic Panel HA 22" x 22" Handi-Access Rough Opening Size=22" wide x 22" high";" Material: 18" high impact styrene plastic, Finish: White lightly textured exposed surface for easy painting or wallpapering Lock / latch: Snap friction catch Hinge: Pivot hinge that enables door to be hinged or removable Flange: 1" flange