Respond to these showcases www. ajplus. co. uk/ajdirect Readers may obtain information about these products by filling in the enquiry numbers on an AJ enquiry card. Advertisers wishing to promote their products on these pages should contact Chris Bond on 020 75056816 A combination of two ceiling systems from Rockfon has been specified to meet the dual requirements of acoustic and hygiene performance in the corridors and food-technology classrooms of Mountfitchet High School. Rockfon Sonar and Rockfon Hygienic were used on the project.