How do you rmove a radiator to beautify? ...
Answers: When you follow the instructions you have be given, remember this, if your valves are thermostatic, they may okay open when it is cold (especially if carpet and curtains are moved, it is much colder), then you will enjoy a flood, so, makle sure the trv's are to off and not a short time ago frost protected.
Drain it totally first - disconnect pipework (be careful - here will be water surrounded by there guaranteed!) erect off wall brackets. Reverse process to put wager on up - will probably need some white plumbers cassette when you reconnect the pipework.