Advanced Drainage Systems HDPE 20 In. Dia. Radon Vented Sump Lid

Non-locking lid kit for sewage ejector sump and radon vented sump. 20 In. Dia. HDPE (High Density Polyethylene) construction. Lightweight for easy installation. Water, odor and gas tight. This lid is to be paired with item No. 1524ADR sump lid liner to be radon safe.