Quadrant: Designed with a curved front, quadrant trays suit snugly into corners to optimise bathroom Area. The size on the silicone bead for your shower tray will depend on the joint or hole you need to seal. Usually, a 5mm to 10mm bead is placed on ensure a proper seal. https://edgarqyclp.dailyblogzz.com/32781893/facts-about-bath-sizes-uk-revealed