Working pop safety valves handmade and tuned for accurate pop and reset pressures.
For Accucraft and Roundhouse you will need the appropriate adapter.
WB100 m5x.5 60psi
WB100A m5x.5 40psi
WB101 m5x.5 65psi
WB102A m5x.5 60psi
WB102B m5x.5 65psi
WB103 3/16x40 60psi
WB104 1/4x40 60psi
WB105 M8 30psi for Regner Mini boilers
WB108 M6x.5 60psi for Bowande
WB110 Accucraft m10 adapter
WB112 Roundhouse 5/16x32 adapter
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