Klober is one of the UK’s leading producers of roof ventilation products and roofing accessories. With one of the most extensive ranges of roofing products sold today, we have been bringing innovative products to the market for over 55 years, from vapour-permeable underlays and dry-fix solutions to roof safety systems and lead-free roof flashings. All our products are rigorously tested to ensure performance and longevity. This includes wind tunnel testing to ensure that Klober products stand up to the worst weather conditions. Trust Klober.