Established in 1976, Sierra Windows has developed into one of the UK's leading windows and doors suppliers, specialising in s ... upplying PVCU windows and doors across the UK. We operate from a 126,000 sq ft manufacturing facility that employs a team of experienced window fabricators who pride themselves in bringing you top quality, good value, made to measure window systems and doors. Whether you're looking for energy efficiency, sustainability, bespoke designs or just great service, we'll provide for all your needs. Sierra is part of the renowned and highly respected Epwin Group Plc, an expert extruder of PVCU Products. Our combined knowledge and staying power bring you all the help you could want to successfully win customers and develop your business. read more