wholesale plumbing supply low profile downspout adapter drainage kit with additional 24-in. extension and elbow adapter, black wholesale plumbing supply this low-profile downspout extension kit is an innovative drainage solution that diverts damaging rainwater away from your home’s foundation. the low-profile extension kit is designed for an unobtrusive look and can be covered with mulch, straw or stones for a subtle appearance, with no digging required. it is intended to work with both 2 in. x 3 in. and 3 in. x 4 in. downspout with a simple cut line to fit the larger downspout application. the additional 24 in. low profile extension allows you to extend water flow to your desired location for ideal distribution. the elbow is easily adjustable to angles between 45 and 90 degrees and is great for customized applications. each piece of the kit features a snap-together design for simple installation without the need for tools. made with a durable resin that can withstand all outdoor elements.