Profile: Walz & Krenzer, Inc. specializes in the design and supply of custom watertight & airtight doors, hatches and flood barriers. Our products are used in factories, utility stations, wastewater treatment plants, pumping stations, warehouses and retail establishments. Our removable flood barrier includes lip seal gaskets, compression gaskets, inflatable gaskets and multi-panel lip seal flood barriers. Our multi-panel lip seal flood barriers are used for openings wider than 10 feet or higher than 6 feet for ease of installation and use. Our special enclosures include sliding flood barrier, blast doors and unique custom closures.