The BTU Group is a privately owned group of companies based in Guildford, Surrey since 1964. Comprising BTU Installation & Ma ... intenance - focused on the delivery of commercial, industrial and domestic heating, ventilation and air conditioning services and solutions and BTU Pools a swimming pool design, build and maintenance company additionally offering trade parts, equipment and supplies and a retail Pool Shop. We provide an integrated approach to selecting the best solution for every customer whether a standalone design, installation, repair, refurbishment or maintenance project or a combination of all. The customer is at the heart of our business and we provide round the clock response to our clients. Maintenance Division Providing maintenance services 24 hours a day 365 days per year, BTU provide responsive and planned maintenance services for a range of market sectors from homes, hospitals, schools, colleges, universities, retail, transport and local authorities to major blue chip companies and private domestic customers. Installations Division Full building services systems, installation and development for private and public sector clients from hospitals, schools, colleges, universities, retail, transport and local authorities to major blue chip companies. BTU Pools Undertaking maintenance and refurbishment of swimming pools for private and commercial clients. BTU Pools. also supplies pools spares, equipment and chemicals to the trade and private clients direct, online and through our pools retail outlet in Woking. read more