Next Product Collins Youldon PPV Vent (Aluminium) 4 mbar (0.4 kPa) Part No. JTS000292 Category: Vent Valves Description Additional information Brand Description 1 1/4″ BSP With 4 mbar (0.4 kPa) Nominal Vacuum Setting Additional information Manufacturer Collins Youldon Product Vent Valves Brand Collins Youldon Related products Vent ValvesCollins Youldon Adaptor 2″ BSP x 1 1/4″ BSP Vent ValvesAlfons Haar Exhaust Vent Vapour Recovery Valves, Vent ValvesAlfons Haar Vapour Recovery (2001 on) Compartment Vent Vent ValvesCollins Youldon PVV Vent 20 mbar (2.0 kPa)