16" X 16" Steel Access Panel Removable Door For Concealed Wall / Ceiling Application With Slotted Lock - [Outer Dimensions: 18" Width X 18" Height] Aluminum Bar if an HVAC system malfunctioned

if an HVAC system malfunctioned or broke down

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 32" OR 32" x 18" duct opening (measured at the opening)

with actual outer dimensions of 20

actual front end outer dimensions are approximately 27 5/8" width X 18 5/8" height

16" X 16" Steel Access Panel Removable Door For Concealed Wall / Ceiling Application With Slotted Lock - [Outer Dimensions: 18" Width X 18" Height] Aluminum Bar if an HVAC system malfunctioned+ Product Details 16"w X 16"h is the size for the drywall opening measurement only, actual front end outer dimensions are approximately 2" wider. Most common access door Plastic Frame Easy Installation Just apply caulking or glue to the back of the frame Put in frame and lock the door into place Includes slots for a screwdriver or other prying devices Hinges on the top and bottom The door can be easily removed with a slight squeeze Installation