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 Panels of Hawa's Aperto sliding and stacking glass wall system can now carry up to nine frameless panels of up to 60kg, allowing seamless extensions to more than 8.5m. When not in use the 60/GL stacks neatly and elegantly to one side.