JR Products Polar White 6-7/8"RO Square Lockable Electrical Hatch Access Door 22132-A 19-0202

6-7/8 Inch Height x 6-3/8 Inch Width Cutout Dimension, 8-1/2 Inch Height x 8 Inch Width x 1-1/8 Inch Collar Depth. Vermin door accepts 30A/ 50A cord. Open back for a variety of uses & a shallow collar for thin wall mounting.