18" X 18" Plastic Access Panel Removeable/Reversable Door With Frame For Concealed Wall / Ceiling Application - [Outer Dimensions: 20" Width X 20" Height] w24h24 + Product Details Size - actual front end outer LO246 Powder Coated

+ Product Details Size - 16"w X 32"h is the size for the duct opening measurement only

+ Product Details Size - 20"w X 30"h X 2"d (for duct opening measurement only)

Location – Sidewall and ceiling

actual front end outer dimensions are approximately 12 5/8" width X 8 5/8" height

+ Product Details Size - 26"w X 14"h X 2"d (for duct opening measurement only)

18" X 18" Plastic Access Panel Removeable Reversable Door With Frame For Concealed Wall Ceiling Application [Outer Dimensions: 20" Width X 20" Height] w24h24 + Product Details Size actual front end outer LO246 Powder Coated + Product Details Size 16"w X 32"h is the size for the duct opening measurement only + Product Details Size 20"w X 30"h X 2"d (for duct opening measurement only)