Extra Large Acme Thunderer 58 Metal Whistle

Strongest, Tough Industrial Grade, Solid Brass Pea Whistle Nickel plated
Has a square mouthpiece.
Still popular with rugby refs.
Used by Railway companies - we sell to many of them
The specified model for use by Fire Brigades - we supply a number of forces.

Uses
Recommended for: Tough Sports, Military, Police, Industrial, Fire & Safety
Originally supplied to Railway companies and Rugby Clubs as deep authoritive sound.
We supply this model to Virgin and EBIS (Abellio Greater Anglia)
The specified model for use by Fire Brigades - we supply a number of forces.

Technical
Stands out from background noise
Blowrate: Hardest to Blow
Blowsound: Medium Loudness
Blowtone: Deepest