Designed for the most demanding applications, whether it is a big house, large commercial premises or public buildings, there is a Megaflo that offers large scale commercial volumes, heat recovery and flow rates to satisfy your every demand. From 400 Litres up to a massive 2,500 Litres storage capacity, our commercial calorifiers are available in indirect and twin coil solar variants, with approved 10 bar working pressures and industry leading heat recovery times. For information on our domestic range of unvented cylinders, please view our Unvented Cylinders range.