Wisconsin weather varies greatly, and installing gutters on any garage helps when the rain come down. This Wisconsin homeowner requested a gutter to be mounted upon the front of his custom garage so that water is channeled away from the area. At J.D. Griffiths, we use only a seamless aluminum gutter that is five inches wide on our custom garages, combined with a four-inch downspout. With these high quality gutters, you will have better drainage and less clogging than other smaller counterparts can offer.