- Valves designed for use with plastic or metal tanks.
- Perko's new patent pending "Flapper Valves" fits inside the pipe itself.
- In-pipe ICVs mount inside standard 1-½" or 2" (Diesel only) fill pipes near the connection to the fuel tank.
- Eliminates the need to retool existing doghouse on plastic tanks.
- Replaces in-line ICVs, eliminating 4 hose clamps & 2 leak points.
- Allows for full 18 GPM flow rates.