EXTERNAL WALL INSULATION SAS has over 35 years of experience in rendering and façades, covering every aspect from application to practical advice and training. We provide the highest standard, quality products to support your build. With our knowledgeable technical team on hand, we work with you to achieve the results you want. SAS constantly seeks to innovate, supplying a complete range of premium quality products that meet every situation, and our commitment to outstanding service means you’ll get the help and advice you need. Customers enjoy the benefits of long-lasting durability, fast application and our excellent ProRend EIFS 10 Year Guarantee.