Leyon FM UL Model SW 20 and SW 24 11.2 K factor Extended Coverage Ordinary Hazard Horizontal Sidewall Sprinklers

The Tyco SW-20 and SW-24 are 11.2K extended coverage ordinary hazard (ECOH) horizontal sidewall sprinklers (standard response, decorative glass bulb) designed for NFPA 13 ordinary hazard locations, offering large coverage areas (16×20 ft./320 sq. ft. and 16×24 ft./384 sq. ft., respectively), are suitable for wall or beam mounting where ceiling ducting is not suitable, and have an optional corrosion resistant coating.

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Description

Model TY5332 – SW-20

TY5337 – SW-24

Material Bronze
Maximum Working Pressure 175 psi (12.1 bar)
Discharge Coefficient K=11.2 GPM/psi½ (161,3 LPM/bar½)
Temperature Rating °F (°C)1 155°F (68°C)-200°F ((93°C)
Thread Size 1 in. NPT or ISO 7-R 1

Application Areas

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.

Why Choose Our Leyon

Engineered for Critical Environments

We deliver reliable firefighting valves with advanced manufacturing, strict testing, and global standards—backed by fast delivery and expert support.

Why Choose Our firdip

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.