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Page last updated 18th August, 2010 by Corny

Useful Software

Here are some links to external software web pages

PDFunlock This link opens a new window - Remove restrictions from PDF files online - it's easy and free

doPDF This link opens a new window - free PDF converter

  These links open in a new window a resource on low and zero carbon, heating ventilation and air conditioning, AutoCAD tips and advice and computer help is created, designed & published in the UK