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Whistles & Sirens
These whistles are made from brass machined to the shape required,
the valve part now contains a PTFE seat to ensure a leak free operation.
The whistles are polished to a high sheen.

3" scale whistle
 5/8" dia x 3 1/4" tall
Tapped 5/16" x 32
4" scale whistle
1" dia x 4 1/4" tall
Tapped 1/8" bsp
SIRENS
These steam sirens are made from brass & have an O-Ring fitted on the valve stem for a leak free operation . Also polished to a high sheen
.