Air Shut-off Valves

  • Overfill Prevention Valve for Used Oil Systems

    Product SKU: FIG FMMASO

    The ASO series of valves is used to shut-off the air supply to an AOD (Air-Operated Diaphragm) pump when the liquid level approaches full capacity.

    The ATO valve is used to turn on the air supply to an AOD pump when the liquid level approaches the full capacity.

Sales

Meet our Domestic and International Sales Team.

Domestic Sales
International Sales

sales

Product Literature

View and download Morrison product catalogs and literature.

See All Product Literature

sales

CARB Certification

Morrison Bros. Co. has received approval from California’s Air Resource Board for a Phase 1 Enhanced Vapor Recovery System for Protected Aboveground Storage Tanks. Click here to get started on your CARB certification!

Copyright © 2018 Morrison Bros. Co. ® - All Rights Reserved.