- Clam Shell Ventilator
- Material: Chrome Plated Brass
- Dimensions Base: 4" X 3-3/4"
- Width Opening: 2-1/2"
- Height Opening: 1-5/8"
- Screw Size: #6
- All made of chrome-plated brass.
- For use over gas tank vents, etc.
- Manufacturer: Perko
- Part Number: 0339DP0CHR
- Also Known As: 0339000CHR