RACOR DIESEL FUEL FILTER FUNNELS

Fuel Filter Funnel – Racor RFF Series | Parker NA
The Racor Filter Funnel (RFF) Series is a line of heavy-duty, high-flow funnels that help protect engines by removing free water and contaminants that are often present in stored gasoline, diesel[PDF]
RFF Series - parker
The Racor Filter Funnel (RFF) family is a heavy-duty, fast-flow, filter-in-a-funnel that separates damaging free water and contaminants from gasoline, diesel, heating oil, and kerosene. RFF funnels are capable of removing free water and solids down to 50 micron and allows you to visually inspect the integrity of your fuel supply as you refuel.