EZSNAP

Plastic risers and plastic riser assemblies for septic tanks and for liquid holding tanks for use in connection with wastewater treatment systems; plastic adapters for connection of a riser to the opening of a buried tank or to the end of a corrugated pipe extending upward from a buried tank for use in connection with wastewater treatment systems; plastic risers and plastic riser assemblies for septic tanks and for liquid holding tanks and plastic lids and plastic safety gratings, sold as a unit for use in connection with wastewater treatment systems