Water service vacuum relief valve. Automatically vents a closed system, if vacuum occurs. Allows air to enter a system, relieving a vacuum condition which could syphon the water from the system and burn out a water heater or collapse a tank.
Specification : Maximum working pressure : 200 p.s.i. (13.8 bar) Maximum temperature : 121°C Size : 3/4" BSP male inlet connection Venting capacity : 425 litres/minute (air)
https://www.bes.co.uk/3-4in-bsp-pm-water-service-vacuum-relief-valve-13182/35780Water Service Vacuum Relief Valve - 3/4" BSP PMhttps://www.bes.co.uk/media/catalog/product/3/-/3-4in-bsp-pm-water-service-vacuum-relief-valve_min_13182_P_1.jpg17.5317.53GBPInStock/Plumbing Supplies/Brassware/Pressure Reducing Valve4137Water service vacuum relief valve. Automatically vents a closed system, if vacuum occurs. Allows air to enter a system, relieving a vacuum condition which could syphon the water from the system and burn out a water heater or collapse a tank.<br/><br/>Specification :<br/>Maximum working pressure : 200 p.s.i. (13.8 bar)<br/>Maximum temperature : 121°C<br/>Size : 3/4" BSP male inlet connection<br/>Venting capacity : 425 litres/minute (air)Unbranded00https://www.bes.co.uk/media/catalog/product/3/-/3-4in-bsp-pm-water-service-vacuum-relief-valve_min_13182_L_1.jpgadd-to-cartfacet_type:Vacuum Relief Valvespecial_price:17.530000more_sizes:13181products_related:21064,23524,10481,21451,12242,20923,11355,6565,21382,17884,21031,10721sku:13182Vacuum Relief Valve1318121064,23524,10481,21451,12242,20923,11355,6565,21382,17884,21031,107211318217.530000No{"Connection":"BSP PM","Size":"3\/4"","Type":"Vacuum Relief Valve"}Unbranded3/4"