Features:Available in 7 different colours and 4 sizes - select an option above to see the technical details in the specification box belowFlexible installation - the Terma Rolo Room can be installed vertically or horizontally as pictured40mm diameter bars which help provide a higher heat output than other radiators of a comparable sizeLarge internal holes allow the water to be distributed quickly inside the radiator - this allows for incredibly quick heat up timesMade from mild steelCan be used on central heating systems onlySelect an option above to see the heat output in the specification box below - use our handy BTU Calculator to see what heat output you need to heat your roomRadiator valves sold separately - please see our recommended extras8 year guarantee from TermaDimensions:Wall to pipe centres - 77-85mmDepth - 97-105mm