Elkhart Brass 2.5" CSW Select-O-Flow Nozzles

The Elkhart Brass 2.5" CSW Select-O-Flow Nozzles design enables flow rate change while nozzle is operating under flow condition.

Features:

• 2-1/2" Female NH
• Flow Rate: 350/500/750 gpm @ 100 psi
  (1300/1900/2900 LPM @ 7 BAR)

Description:

2.5″ CSW Select-O-Flow Master Stream Nozzle – 350–750 GPM

The 2.5″ CSW Select-O-Flow master stream nozzle is a selectable-flow, constant-flow nozzle designed for elevated monitor and high-volume exterior firefighting operations where adjustable gallonage is required under flowing conditions.

Selectable Flow Performance

• 350 / 500 / 750 gpm @ 100 psi
(1300 / 1900 / 2900 LPM @ 7 BAR)

The Select-O-Flow design allows firefighters to adjust flow settings while the nozzle remains in operation, supporting tactical changes without shutting down the stream.

Constant-Flow Operation

• Constant-flow master stream configuration
• Flow selection available during active water flow

Designed to maintain consistent stream performance across available gallonage settings during defensive and exposure protection operations.

Adjustable Stream Pattern

• Straight stream to 90° fog
• Pattern changes under flowing conditions

Supports both long-reach penetration and wide-area cooling based on incident needs.

2.5″ Monitor Connection

• 2.5″ inlet
• Compatible with deck guns, ladder pipes, and portable monitors

Integrates with common master stream appliances used on engines, aerial apparatus, and industrial response units.

Aluminum Version Available

• Offered in aluminum construction

Typical Applications

Commonly used for defensive master stream operations, commercial structure fires, industrial facilities, and exposure protection where moderate to high-volume adjustable flow is required.