Shop for ADS, Reducing Adapter, 4" x 4-1/4" x 3"Snap Black HDPE Downspout Single Wall Product Details 4 in. x 4.25 in. x 3 in. black polyethylene downspout adaptor Connects 4 in. x 3 in. rain gutter downspout to 4 in. drain pipe Material: High-density polyethylene (HDPE) Color: Black Dimensions: 4 in. x 4.25 in. x 3 in. Features and Benefits High-density polyethylene construction resists weather and abrasion. Use to connect standard 4 in. x 3 in. rain-gutter downspouts to 4 in. drainage pipe. Fitting fits over downspout pipe and into drainage pipe to make a secure joint. 1-piece molded design prevents leaking at the joint