Byron Rimless Semi Comfort Height Close Coupled Toilet With Soft Close SeatByron Rimless Semi Comfort Height Close Coupled Toilet With Soft Close Seat Elegant with clean lines, the Byron Rimless Close Coupled Toilet features a fully enclosed semi comfort height of 430mm pan. The pan has a rimless design for easy cleaning. These types of toilets are more hygienic than those with a rim, as there is no rim behind in which bacteria, germs and limescale can build up. The toilet cistern comes with a top mounted dual flush button