40. Solar Panels
Year of Popularity: 1980s-Present
Est. Cost: $6,400*
Solar energy is a popular, eco-friendly alternative to traditional energy. Solar panels are a collection of photovoltaic cells that collection sunlight and convert it into electricity. On average, these panels cost $6,400 to put in. But, they only add $1,600 in value. So, you’re set back $4,800.
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The reason behind the loss in value is myriad. Some people are more dedicated to using alternative energy than others. What is a huge concern for you might not make the radar for your potential buyer. Avoid the thousands of dollars lost and skip this home improvement project during your renovations.