OPW 61SO Overfill Prevention Valves
- Simple, Easy and Quick Installation – no excavation or special manholes required.
- Economical – costs a fraction of expensive, complicated and difficultto-install valves.
- Furnished Complete – supplied with new upper and lower drop tubes, mounting hardware and thorough instructions for quick job site time.
- Completely Automatic Operation – no prechecks to perform, no resets, and no overrides to be broken or abused.
- No Pressurization of the Tank – operates directly from liquid level.
- Will Accept a Dipstick for Gauging Features Listings and Certifications
- Retrofits Directly – for both new and existing tanks with 4″ fill risers.
- Quick Drain Feature – automatically drains hose when head pressure is relieved.
- Best Flow Rate in The Industry*