What is Exterior Casing?
Exterior Casing is the trim installed around the outside edges of windows and doors to cover gaps and give the opening a finished look.
Definition
Purpose
The main purpose of Exterior Casing is to finish and protect exterior openings.
It helps hide rough edges, improve the look of doors and windows, and support weather protection around the opening. In estimating, Exterior Casing matters because the material type, profile, length, and installation details can affect labor and cost.
Examples of Use
- A carpenter installs Exterior Casing around a front door after the siding is completed.
- A contractor replaces damaged Exterior Casing around an old window.
- An estimator measures Exterior Casing lengths for exterior trim quantities.
- A builder selects wider Exterior Casing to match the style of the home’s exterior.
Notes
- Exterior Casing is commonly used around windows and doors.
- Exterior Casing helps cover gaps between the frame and exterior wall finish.
- Proper flashing and sealing are important when installing Exterior Casing.
- The material used for Exterior Casing should match the project’s weather, design, and maintenance needs.
- Exterior Casing quantities are often included in exterior trim or finish carpentry takeoffs.
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