This McAlpine shower trap has a 75mm seal. It comes with a variable sized outlet andndash; it can be connected to either 40mm or 50mm solvent weld waste pipes. It is a sheet floor gully suitable for both concrete and suspended timber floors.The white plastic clamp ring and cover plate is secured in place using the screws supplied. The overall height of this trap is 130mm.This trap is ideally suited to showers situated in wet rooms and disabled bathrooms. It is also commonly used in hotels, sport and leisure facilities and student accommodation.This trap is manufactured to BS EN 1329-1:2000.