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Applying Weatherstripping to Windows

Project Overview

Applying Weatherstripping to Windows

Air leakage can account for 30% to 40% of total heat loss in your home. Sealing up the contact areas on your windows with weatherstripping can save up to 20% on your heating bill.

4 Steps

  1. A clean start
  2. Preparation
  3. Application
  4. Complete the job
A clean start

Step 1

A clean start

Scrub all window contact surfaces with soap and water.


Step 2


To ensure the weatherstripping adheres properly, warm the application area with a hair dryer.


Step 3


Remove the backing paper from the weatherstripping and press firmly into place. Cut to fit.

Complete the job

Step 4

Complete the job

Repeat steps 1 to 3 for all contact areas on all windows.

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Project Details

Skill Level: Beginner

Time: 1 hour

Before you start, read this »

Due to differing conditions, tools, and individual skills, The Home Depot® assumes no responsibility for any damages, injuries suffered, or losses incurred as a result of attempting to replicate any of the home improvement ideas portrayed in this website Before beginning any home improvement project, review it thoroughly to ensure you or your contractor can finish the project and if any doubts or questions remain, consult local experts or authorities. Because codes and regulations vary greatly, you always should check with authorities to ensure that your project complies with all applicable local codes and regulations. Always read and observe all of the safety precautions provided by any tool or equipment manufacturer, and follow all accepted safety procedures.

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