How Do They Work?
Double Check Valves (DCVs)
Reduced Pressure Zones (RPZ)
What are the Requirements for Backflow Preventers?
Testing and Maintenance Requirements
Koorsen Fire & Security began in Indianapolis, Indiana, over 75 years ago. Today you will find us servicing businesses throughout Ohio, Indiana, Kentucky, Tennessee, and Alabama. As the leader in fire protection, companies turn to us for design, installation, inspections, maintenance, and service of fire alarm systems, fire sprinkler systems, kitchen suppression systems, clean agent systems, fire extinguishers, and more.