Why SSQ Slate?
SSQ Group — leading natural slate company since 1983. Here is why thousands of architects, roofers and homeowners trust SSQ.
40+ Years of Experience
Over 40 years of experience and one of the leading companies in the natural slate market. SSQ GROUP since 1983.
First to Certify Spanish Slate in UK
First to certify and introduce Spanish slate to the UK market as an alternative to considerably more expensive Welsh slate.
All Grades A1-T1-S1 Certified
All 8 SSQ GROUP slate grades are certified A1-T1-S1 — the highest European fire, thickness and strength classification.
30–100 Year Written Warranty
Written warranty of 30 to 100 years. Not marketing words — a legally binding, documented guarantee.
High Quality Control Standards
Quality controllers work directly at quarries in Spain and Argentina. Every batch is checked against the strictest international standards.
Fast Order Fulfilment
Stock held permanently in Spain, UK and Lithuania. Fast fulfilment — your project won't stop waiting for materials.
Door-to-Door Delivery
We handle all logistics so that slate arrives at your site safely and on time.
Technical Support
Full technical documentation, CAD drawings for architects, quantity calculations and installation consultations.
Professional Installation
Professional slate installation service in Lithuania — from free survey and estimate to handover with written warranty.
Learn More
Explore detailed articles about natural slate and what sets SSQ apart.