About Us At Controlled Flow Ltd we design, install and maintain plant rooms and heating systems from 20Kw to 2Mw. Placing a huge emphasis on appropriate site assessment, suitable design and its implementation, we can assure that your system will perform as expected. Business Concept Our Business concept is based upon careful planning and precise installation to achieve not just visually outstanding but also effective hydronic systems. Whatever the challenge we will help our customers to achieve the goals. Controlled Flow Ltd is a family run business with strong values and huge emphasis on client’s satisfaction. We approach every challenge with the can-do attitude and thrive on excellence and quality. We are a small company with a wide and comprehensive connections with the renewable industry to bring you the personalized service you will recognize.