apply reflective window film

initial requirements:

• Unshaded windows face east, southeast, south, southwest, or west and sunlight is not needed during winter months

materials needed:

• Reflective window film sized for the window. Because the film cannot be removed intact once installed, it is not recommended for windows in rooms where winter sunlight is important.

tools needed:

• Depends on type of product; see manufacturer’s instructions

required skills: Simple but careful handiwork

annual energy savings: $4 to $8/window

average time required: ¼ to ½ hour/window

project steps:

1. The film should be installed according to the manufacturer’s instructions.