18 in Sump Basin Cover with 3 x 13 in Opening

SPECIAL ORDER ITEM. Review Returns Policy before purchase. This one‑piece sump basin cover and basin assembly is designed to provide dependable closure and collection for compatible sewage or sump systems. Constructed from polyethylene, it combines the basin and cover into a single unit that simplifies installation and reduces parts required. The 3 in × 13 in opening accommodates piping entries, while the overall assembly supports watertight and gas‑tight performance when installed according to guidelines. Engineered for use with both simplex and duplex sewage basins, it helps maintain secure containment and protects against debris and external elements in below‑grade installations.