12" X 12" Plastic Access Panel Removable/Reversible Door With Frame For Concealed Wall / Ceiling Application - [Outer Dimensions: 14" Width X 14" Height] Condensate Pump Accessories + Product Details Size –

+ Product Details Size – 18" x 26" or 26" x 18" is the size for the duct opening measurement only

Actual Filter Size – 15 3/4"w x 31 3/4" x 1"

making it compatible with most thermostat models

When it's time to upgrade your HVAC Vents in your house

with actual front end outer dimensions of 6"

12" X 12" Plastic Access Panel Removable/Reversible Door With Frame For Concealed Wall / Ceiling Application - [Outer Dimensions: 14" Width X 14" Height] Condensate Pump Accessories + Product Details Size –+ Product Details 12"w X 12"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