Energy Efficiency Upgrade – How to Seal Up a Basement Window July 27, 2011 ryw Energy Efficiency, Energy Efficient Products & Technologies, Step By Step Difficulty: 1 of 5 Basement windows are often a source of heat loss in a home. Follow the steps in this video to address the issue in your home. Materials: Related Posts How To Maintain and Tune Up a Garage Door Your garage door is among the most complex mechanical components of your home. Therefore, yearly maintenance is important to ensuring its smooth operation and long life. How to Prep for a New Wooden Floor Proper preparation for a new wooden floor will result in a clean and successful installation. How to Install Crown Molding Crown molding adds a touch of elegance to a room. Before installing, make practice cuts to gain confidence.