Viva 1½" Swivel P Trap (75mm Seal). A high quality polypropylene 40mm swivel P trap with a 75mm seal. Trap uses easy grip compression nuts, tapered rubber seal, rubber 'O' ring and a slip ring to give a secure water tight seal. All Viva Magna traps have a universal outlet suitable for use with push-fit or solvent weld waste pipes. The water seal is the height of water stored in a trap to prevent odours from drainage. Universal outlet suitable for plastic, copper and lead pipes. Manufactured in high quality polypropylene.