Betts 16" X 10" Offset Manhole with Emergency Drain Plug, DOT 406 PRD

Model 916 PAF 406-98, 16″ Offset Manhole with Emergency Drain Plug, DOT 406 PRD (with provision for 3982TN)

Betts PAF manhole with integral 406-98 Surge Suppression Pressure Relief Valve is the proven leader for cargo tank longevity, protection, and safety.

This model has all the same features as the PPVL816 style but also offers the provision for an emergency drain plug.  The 2″ NPSM port offers a convenient area to install the emergency drain plug (3982TN).