A Singular Focus on Critical Containment Since 1955

Everything we do here at Presray is about safety and protection. Our products include a broad array of watertight and airtight flood doors and other containment and security solutions for critical facilities.

Our innovative leadership was shaped by the stringent demands of the aerospace and nuclear industries; today we help protect hundreds of businesses, academic, governmental and civic facilities using the same rigorous approach across hundreds of different critical containment applications. More about Presray

The Most Tested & Certified Products Available

Presray's flood products exceed all government guidelines:

• Exceeds FEMA and NFIP Guidelines 
• Exceeds U.S. Army Corp of Engineers Standards
• Exceeds FM Approvals standards
• No other company comes close