Victaulic Model FL-SR/DRY/SW Standard Response (SR) Corrosion Resistant Horizontal Sidewall (V3609) Fire Sprinkler Head
This Victaulic Standard Response (SR) Horizontal Sidewall Fire Sprinkler features a glass bulb activating at 135F with a 5.6 K-Factor, and 1 in. threads. Each Horizontal Sidewall head features a Brass Frame, Stainless Steel Deflector, and the Sprinkler Identification Number (SIN) is V3609. This is a Standard Response (SR), Standard Coverage sprinkler with a maximum working water pressure of 175PSI (UL & FM).
The Model FL-SR/DRY/SW Horizontal Sidewall sprinkler delivers effective, affordable defense against fire. Using a heat-activated Glass Bulb assembly, this automatic fire sprinkler opens when ambient temperatures reach 135F, drenching the area surrounding a fire to keep it in its place of origin.
Victaulic Model FL-SR/DRY/SW Standard Response (SR) Horizontal Sidewall (V3609) Sprinkler Head Listings and Approvals
Each Model FL-SR/DRY/SW Horizontal Sidewall sprinkler is made by Victaulic, a global leader in fire protection manufacturing. When installed properly, this fire sprinkler head is UL, FM, cULus Listed listed. Refer to the datasheet for listings and approvals in specific temperatures and/or applications.
This Horizontal Sidewall fire sprinkler is designed to connect seamlessly to dry piping systems, providing dependable fire suppression when it matters most. Engineered for high performance, it delivers fast and uniform water distribution during emergency activation. Built for long-term reliability, this sprinkler head requires minimal maintenance and supports quick, straightforward installation. Whether you're replacing an existing unit or installing a new system, this fire sprinkler meets key industry safety standards and enhances overall fire protection efficiency.
Victaulic Model FL-SR/DRY/SW (V3609) Horizontal Sidewall Sprinkler Installation and Other Information
- Care:
Be careful when handling, as over-tightening can damage the 1 in. threads or the sprinkler itself. Avoid dropping or exposing the sprinkler to unnecessary impact, which could affect performance. Do not install if the unit appears damaged or compromised in any way. Store in a clean, dry environment to prevent contamination or mechanical damage. Always refer to the datasheet for proper storage and installation guidelines to ensure optimal performance and compliance with safety standards.
- Finishes & Temperatures
This Horizontal Sidewall sprinkler features a VC-250 finish and activates at 135F. Available finish options include White polyester painted, Chrome plated, Bright White, VC-250, Flat black polyester painted, Plain brass.
Temperature options include 155F, 135F, 286F, 200F.
- Accessories
The Model FL-SR/DRY/SW (V3609) listed accessories include: V36 Recessed, V36 Open End, 3/16" Hex-Bit (V9).
Available barrel lengths include: 6 in, 12 in, 18 in, 24 in. For other barrel lengths, please contact our Customer Support Team.


