Easily emptied, by unscrewing the base from the trap, this large capacity anti- siphonic dilution recovery trap has a 76mm liquid seal and holds 2.3 litres. The 11/2″ BSP inlet includes a loose nut coupling for connection to a waste outlet or drip cup tail. The trap is supplied with a nut and olive to enable it to be ‘P’ trap con gured for 38mm pipe. The addition of a W291 38mm bend will change the configuration to an ‘S’ trap.