Weather Seal

Definition

A Weather Seal is a flanged channel installed on the edges of an exterior door.

Purpose

The purpose of a weather seal is to prevent air, water, and debris from entering through the gaps around exterior doors. It enhances the energy efficiency and comfort of a building by maintaining a controlled indoor environment.

Examples of Use

• Residential Doors: Weather seals on front and back doors to reduce drafts and improve insulation.
• Commercial Buildings: Used on entry doors to prevent water and air infiltration, maintaining interior climate control.
• Garage Doors: Seals the perimeter to keep out water, dust, and pests.

Related Terms

• Weatherstripping: Material used to seal the gaps around windows and doors.
• Threshold Seal: A seal placed on the bottom of a door to prevent drafts and water entry.
• Door Sweep: A type of weather seal attached to the bottom edge of a door.

Notes

Proper installation of weather seals is essential to maximize their effectiveness. Regular inspection and replacement of worn seals help maintain energy efficiency and protection.