Molded-in lid gasket. No fighting with O-rings. Assures a watertight seal each and every time. Designed in particular to suit 20″ Diameter Tuf-Tite products ONLY. Tuf-Tite makes a whole line of risers and accessories for pre-cast applications.
20″ diameter domed lid
Will handiest work with Tuf-Tite Risers
Won’t have compatibility right away to your septic tank
Includes chrome steel safety screws
This product Won’t have compatibility competitor brand risers or competitor corrugated pipe risers