SIGA has built an enviable reputation for quality and consistency, setting the benchmark in natural slate for roofing. High quality slates with full traceability come as standard, with warranties ranging between 30 to 75 years that are fully backed by SIG, a FTSE250 organisation. Our ranges include a wide variety of T1S1W1 (≤0.6%) slates to suit NHBC requirements, and every SIGA slate is tested to BS EN12326-1:2014 and CE Marked.
Excellence: The finest slates from the most reputable quarries;
Commercial: A wide range of trusted quality and workable slates;
Classic: Affordable slates of good overall quality.