PATENTED DESIGN

A simply better approach to fuel level and tank pressure
management in any weather condition.

This new product “family of designs” utilizes the simplest and
yet the most creative engineering product innovation currently
available for refueling and fuel capacity management,
designed specifically for marine fuel tanks and as an integral
part of any complete EPA/CARB compliant system.

Proposition 65 Warnings Website - Your right to know (ca.gov)