Add this handy extra to your steel PIG Burpless Funnel to avoid overfill mess and danger.
- Two-piece adapter acts as a shutoff valve, automatically closing off a 55-gallon drum at 53.5 gallons full
- When liquid in the drum reaches the preventer, the funnel stops draining and starts to fill, signaling you to stop pouring
- To drain funnel contents into the space still in the drum,simply twist it and the preventer counterclockwise
- Corrosion-resistant brass construction can be used with nearly any liquid
