Access Door with Drywall Flange Flush Mount Uninsulated Material 16 ga Cold Rolled Steel Access Door Installation Wall or Ceiling Door Height 18 in Door Width 18 in Rough Opening Height 18 3/8 in Rough Opening Width 18 3/8 in Closure Type Screwdriver Operated Cam Latch Hinge Type Hidden Pin Mounting Hole Size 8 Holes Diameter 1/4 in Finish White Powder Coated Primer Features Quick and Easy Installation