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 Reynaers' high-performance Eco system windows and windowdoors combine aesthetic design with energy efficiency. The twochamber system meets the latest insulation requirements and has dual colouring, reduced visible height and hidden drainage.