Leaderheads are also known as conductor heads. They are traditionally used to collect excess rainwater as it gushes down the gutter downspout during heavy thunderstorms. These elegantly designed hand-crafted copper LeaderHeads can also be used as shapely planters and attached to the side of a home, shed or other outdoor structure Our LeaderHeads are large and oversized providing a beautiful and roomy home for that beloved greenery or bloom. Please note there is a different if you have a 3 or 4 inch downspout, so be careful when ordering that you order the correct one Dimensions are as follows: For 3" Downspout: 14"L x 16"H x 7"W. For 4" Downspout: 13"L x 16"H x 9"W.