Retro Revolution FO III - three horizontal tubes radiator - floor standing radiator. Retro radiators are favoured by architects and interior designers. Their superiority lies in their long durability, variability and high heat outp ut. It is possible to define the shape and the positioning of the tubing as you desire according to your specific interior design. The length can vary from 500 mm up to 6000 mm and you can place up to six tubes over one another. Retro Revolution can be used across a wide range of purposes, from commercial buildings, restaurants and hotel lobbies to industrial and residential buildings.