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 Kingspan TEK has launched www. tek. kingspan. com/selfbuild - a new website for the increasing numbers of self-build customers who are choosing the revolutionary Kingspan TEK Building System. Features on the site include a downloadable demonstration of how the system is assembled and further advice.