Fitting Type: N/A Material: PVC Assembled Product Length: 4" Assembled Product Height: N/A Assembled Product Width: 4" . 4" round grate One piece injection molded from structural foam polyethylene materials for maximum strength Ultraviolet light inhibitors are added to prevent fading and cracking from exposure to the sun Fits 4" sewer, drain pipe or fittings and 4" corrugated pipe Black