If you are planning to build a pole barn in a region that frequently has rain or snow, gutters are a good idea. They can direct water away from your pole barn to protect the roof, siding, and foundation so that the building will last longer and its contents will be kept dry.Click to see full answer. In respect to this, should I put gutters on my garage? Install Gutters to Avoid Ruined Landscaping Landscaping is hard to establish and even harder to maintain, so don’t let a gutter-less garage be the downfall of your precious hard work. A garage without gutters means the rain will hit the roof head on, and have nowhere to travel but directly off the sides.Secondly, how do you keep water out of a pole barn? The perimeter of your pole barn should have good drainage to prevent water from running off into the building around the perimeter and at the doors. Make sure the driveway and other adjacent areas allow for proper drainage. Also asked, how do you attach gutters to a metal building? Attach Gutters to Metal Roofing in 3 Steps Step 1 – Gather Supplies. Before purchasing gutter brackets for your metal roof gutter, count the number of rafter tails under the eaves of your metal roofing and measure the space between them. Step 2 – Attach the Gutter Brackets. Step 3 – Install the Gutter. Can you put gutters on a metal carport?Gutters drain water off of a roof. Water will drain aimlessly from a carport without gutters. In the past, gutters were built into a structure, but now they are fastened to roof edges. They can be made from many materials, but vinyl and metal, either steel or aluminum, are most common.