Cabinet Door Calculator

Calculate Cabinet Door Dimensions

Use this calculator to determine the dimensions for custom cabinet doors. Enter the cabinet opening size and configure door style options to get precise measurements for raised or flat panel doors.

Cabinet Opening

Door Options

Panel Options

How to Calculate Cabinet Door Dimensions

Calculating cabinet door dimensions is crucial for creating well-fitted, functional cabinet doors. This process involves considering the cabinet opening size, door style, and panel options to determine the precise measurements for each component of the door.

Cabinet Door Calculation Formulas

The formulas for calculating cabinet door dimensions are:

  • For overlay doors:
    • Door Width = (Opening Width / Number of Doors) + (2 × Overlay)
    • Door Height = Opening Height + (2 × Overlay)
  • For inset doors:
    • Door Width = (Opening Width / Number of Doors) - (2 × Clearance)
    • Door Height = Opening Height - (2 × Clearance)
  • Panel Width = Door Width - (2 × Stile Width)
  • Panel Height = Door Height - (2 × Stile Width)
  • Panel Insert Width = Panel Width - (2 × Groove Depth) - (2 × Panel Expansion)
  • Panel Insert Height = Panel Height - (2 × Groove Depth) - (2 × Panel Expansion)

Calculation Steps

  1. Determine the cabinet opening dimensions (width and height)
  2. Choose the door style (overlay or inset) and number of doors
  3. Calculate the door width and height using the appropriate formula
  4. Calculate the panel width and height
  5. Determine the panel insert dimensions considering groove depth and expansion gap

Example Calculation

Let's calculate the dimensions for an overlay cabinet door with the following specifications:

  • Cabinet Opening: 24" wide × 30" high
  • Overlay: 1/2" (0.5")
  • Stile Width: 2 1/4" (2.25")
  • Groove Depth: 3/8" (0.375")
  • Panel Expansion Gap: 1/8" (0.125")
  1. Calculate door width: \[Door Width = 24" + (2 \times 0.5") = 25"\]
  2. Calculate door height: \[Door Height = 30" + (2 \times 0.5") = 31"\]
  3. Calculate panel width: \[Panel Width = 25" - (2 \times 2.25") = 20.5"\]
  4. Calculate panel height: \[Panel Height = 31" - (2 \times 2.25") = 26.5"\]
  5. Calculate panel insert width: \[Panel Insert Width = 20.5" - (2 \times 0.375") - (2 \times 0.125") = 19.5"\]
  6. Calculate panel insert height: \[Panel Insert Height = 26.5" - (2 \times 0.375") - (2 \times 0.125") = 25.5"\]

For this cabinet, the door dimensions would be 25" × 31", and the panel insert dimensions would be 19.5" × 25.5".

Cabinet Door Dimension Visualization

This diagram visually represents the calculated dimensions for the example cabinet door, showing the overall door size and the panel insert dimensions.

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