Isoflex Professional Special Primer is the perfect solution for preparing your roof for waterproofing. This 750ml primer is specially designed to provide a smooth and even surface to ensure maximum waterproofing protection. Ideal for use on roof sheets and panels, this primer is a must-have for anyone looking to maintain their roof's waterproofing capabilities. With its easy-to-apply formula, this primer is simple to use and will not only provide superior waterproofing protection but also enhance the overall appearance of your roof. Whether you're a professional roofer or a DIY enthusiast, Isoflex Professional Special Primer is the perfect choice for all your waterproofing needs.