Just Trays Ltd, part of the Kartell UK group of companies are the UK's largest and leading manufacturer of shower trays and with all design, development and production taking place in Leeds, West Yorkshire, we are very proud to be a UK manufacturer. At JT we are conscious that "one size does not fit all" and with that in mind we have over 200 shower trays across 5 ranges, from engineered installation solutions through to hand-made contemporary design.