Welcome to the UK’s leading reusable vacuum membrane technology and production house, offering the closed-mould and composite plastics fraternity with the worlds most cost-effective, efficient and sustainable technology. We support composite manufacturers across the UK and globally streamline production, achieve significant cost savings and reduce waste output. As pioneers in the space, with over 15 years of dedicated experience, Alan Harper Composites is the leading the way in reusable silicone technology. We provide all the required training, equipment, highest quality platinum cured silicone and moulding ancillaries to efficiently tailor and apply to your mould setup. Our system is suitable for all composites moulders, and we encourage you to visit our website and subscribe to learn more about how we can support you in modernising your moulding system.