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Leyon FM UL Type HV High Velocity Directional Spray Nozzles, Open, Non-Automatic are open (non-automatic) high-velocity water spray nozzles designed for fixed fire protection systems. Featuring an integral inlet strainer and internal swirl plate, these nozzles produce a solid conical spray pattern ideal for protecting flammable liquid hazards and critical equipment. Available in brass or stainless steel with multiple spray patterns and orifice sizes, they are widely used for fire protection of transformers, diesel engines, storage tanks, circuit breakers, lube oil systems, and other industrial applications requiring high-velocity water discharge.
From soaring commercial towers and industrial plants to vital municipal projects and residential complexes, our firefighting valves provide unmatched reliability where safety matters most. Designed to perform under pressure, they safeguard lives and assets across diverse environments—ensuring your fire protection system is always ready when it counts.
We deliver reliable firefighting valves with advanced manufacturing, strict testing, and global standards—backed by fast delivery and expert support.
A1: Our products meet ISO, UL, FM, CE and other international certifications to satisfy different market and project requirements.
A2: Yes, we offer customization in size, pressure rating, connection type, and surface treatment to meet specific application needs.
A3: Standard models can usually be shipped within 7–15 days. Bulk or customized orders will require confirmation of the exact lead time.
A4: We implement strict raw material inspection, process control, and final product testing, backed by warranty and after-sales support.
