Gable Porch Addition - Cost Breakdown 💰 This gable porch overhang addition project completely transformed the curb appeal of my home. Overall, this DIY home improvement project wasn’t even THAT expensive. Here is a complete cost breakdown of the entire project. I hope it’s helpful! Also, if you want to learn how to build a gable porch roof overhang similar to this one, comment EBOOK and I will send you my FREE building guide. #diy #homeimprovement #costbreakdown #doityourself #doityourselfproje