Klensys Manufacturing Excellence We design and manufacture high quality AHUs and ventilation systems that are individually engineered to enhance energy efficiency and indoor air quality. Our units are suitable for both internal and external installations, with each solution custom built to meet site specific requirements and the exact needs of our customers. Our specialist design expertise and manufacturing capabilities are focused on maximising energy efficiency and reducing operational costs, while ensuring that every Klensys product delivers long term durability and dependable performance. Klensys serves clients across virtually every sector, including healthcare, pharmaceutical, biotechnology, catering, scientific, and technology environments, delivering trusted solutions that support clean, safe, and sustainable operations.