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At Hanlon Windows we realise how important it is to provide specifier assistance to Architects, Building Designers and Industry Professionals. We can offer you a variety of technical tools to assist you in specifying windows and doors, including extensive technical literature, CAD files and an experienced team of experts to help you achieve the best possible glazing options for your building project. To access these files and literature you can sign up for Specify AWS which will allow you to have this material at your fingertips at all times.