Measurements: Tube Dimension : 22mm Wall To Pipe Centres: 70-85mm Projection From The Wall: 85 -100mm. Pipe Centres Without a Dual Fuel Element: 555 mm; With a Dual Fuel Element Outwards: 620mm; With a Dual Fuel Element Inwards: 490 mm (depending on the installation). Standard Electric Element Functionality: The Manual Electric Element is a basic, simple heating element with built-in protection against overheating and a bimetal temperature limiter. It is suitable for connection to external timers and intelligent building systems. Safety: The Manual Electric Element has an exceptionally high degree of moisture ingress protection and a thermal fuse to prevent overheating. It features a stainless steel housing and does not have an on/off switch on its housing, requiring external control via a timer or switched fused spur. MOA Thermostatic Element Functionality: Our MOA heating element unit is designed with attention to detail. It features a 2-hour timer, short circuit, and double overheating protection. It is an I class heating element with 5 temperature settings from 30C to 60C, an electronic temperature sensor for precise control, and low standby power consumption. Dryer Function: This function allows setting a higher heating power for two hours, after which the device returns to its previous state. Warranty: 5 years on Radiator and 2 Years on Heating Element. Note: This is a dual fuel item that requires a connection to central heating. For an electric-only towel rail of the same size, search for: 5056616549889.