The bottom of your drapes should end at least 10 centimetres (four inches) above your heaters or, if your drapes run floor-to-ceiling, at least three centimetres above the floor. Make sure you have at least five centimetres (two inches) between the back of the drapes and the front of your heaters.Click to see full answer. In this manner, can curtains over baseboard heaters?In forced hot-water baseboard heaters, hot water in the baseboard unit heats the incoming air. As fabric can be a fire hazard, you must keep your curtains away from a baseboard heater. Forced hot-water baseboard heaters can become quite hot.Also Know, can you put a sofa in front of a baseboard heater? Baseboard heaters typically need at least 12 inches of space in front of the heater. You can place a couch or chair in front of a heater, but it must be at least a foot away. A door that comes within 12 inches in front of a heater is a fire hazard, just like furniture that is too close to a heater. Subsequently, question is, how high is too high for curtains? DO Hang High The higher the curtain rod, the taller the window will appear, so fix your curtain rod closer to the ceiling than the top of your window, if you can. One rule of thumb is that they should sit 4-6 inches above the window frame.How far above radiator should curtains be?Top Tip: For windows over radiators, curtains should end 2-3cm above the top of the radiator so the heat does not escape behind the curtain.