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Dream Steam High Pressure Safety Valve 40tpi
Item no. DSHPSV40
3 in stock
One of the most popular and effective upgrades you can get, along with a three wick meths burner, the effective pressure is raised to about 20-25 psi, thus giving more power to the pistons but still within the safe working pressure of the standard boiler. Also
available in a ¼ x 26 t.p.i. thread for standard loco boiler, usually fitted in place of whistle when used with Water Top-up Valve. Also available in a 14 x 40 t.p.i. thread size.
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