· Maximum strength structural foam design won’t crack or dent for extreme durability

· Eco-friendly recycled material

· Dual raised flat pockets for a perfect inlet seal every time

· Self tapping lags for cover attachment

· No inserts to corrode or protect

· All covers packaged with necessary inlet grommets for ease of use for contractors

· Gas tight for sewage and radon mitigation when used with E-Series cover and gaskets