12" X 12" Aluminum Access Panel Gypsum Board/Sheet Rock Door For Wall / Ceiling Application (PUSH-LOCK DOOR) With Frame - [Outer Dimensions: 13" Width X 13" Height] Powder Coated Can be hooked up with

Can be hooked up with our Butterfly Dampersfor precise airflow control

If your filter opening is 14" wide by 20" long

actual front end outer dimensions are approximately 22 5/8" width X 24 5/8" height

Installation Steps

scratch-resistant surface that maintains its shine over time

12" X 12" Aluminum Access Panel Gypsum Board/Sheet Rock Door For Wall / Ceiling Application (PUSH-LOCK DOOR) With Frame - [Outer Dimensions: 13" Width X 13" Height] Powder Coated Can be hooked up with+ Product Details Size 12" X 12" is the size for the drywall opening measurement only, actual front end outer dimensions are 13" width X 13" height High Quality Strong and sturdy aluminum built to last and never rusts. Made with gypsum sheetrock for a seamless finish Design Aluminum frame material with sleek, shiny, durable white powder coat finish for an attractive look & moisture resistant to prevent mold & mildew buildup in indoor or outdoor