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Welcome to Walz & Krenzer, Inc.

The Leader in Watertight & Airtight Closures since 1939

Offering unparalleled experience, Walz & Krenzer offers a wide range of manual and power operated custom watertight, airtight, and blast doors, hatches, and flood barriers designed to seal any size opening, for any location, and for any design.

Since supplying our first watertight door to the U.S. Navy in 1939, tens of thousands of our products can be found on ships, buildings, nuclear plants, tunnels, dams, labs, and mines all over the world.

All of our products are available in mild steel, stainless steel, and aluminum as well as specialized materials with higher strength or corrosion resistance for special projects.

Our engineering staff combines decades of experience with today’s technologies, and is dedicated to providing the best solution to your flood protection needs.

Recent Projects
Blast doors for NYC/NJNorth Door flooded