Quality Assurance
Welsh//Slate manufactures under a Quality Assurance Scheme which complies with BS EN ISO 9001:2008 and in accordance with the above scheme. Roofing products comply with BS EN 12326-1:2004.
Welsh//Slate manufactures under a Quality Assurance Scheme which complies with BS EN ISO 9001:2008 and in accordance with the above scheme. Roofing products comply with BS EN 12326-1:2004.