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Glam Journal

Does radiator covers reduce radiators efficiency?

Author

Matthew Perez

Updated on April 08, 2026

Does radiator covers reduce radiators efficiency?

Do some radiator covers improve efficiency? Yes. The good news is that well-designed radiator covers leave plenty of space for the warm air to travel through. A radiator cover could actually even improve your heat efficiency if the cover includes a reflective foil backing, which we mentioned earlier.

Do radiators need to be covered?

Some radiators, like copper finned modern rads, come with integral covers, often with dampers to adjust the convection; they, like steam rads, need covers because they are too hot to touch. But for a traditional cast iron rad that one finds in old houses, connected to a hydronic system a cover isn’t needed for safety.

Is it a good idea to put a shelf above a radiator?

Any shelve above a radiator is a bad idea! It affects the air circulation of the radiator. Shelves above radiators are quite common although would not help to contain heat within the rooms. The amount of heat escape through walls depends on the make up of the wall.

How do you stop a radiator from heating up?

Block Your Radiator’s Heat The hotter a steam radiator gets, the more warmth it radiates. So covering it up with a blanket or sheet is a simple solution for limiting the amount of heat the radiator puts out into the room. Radiators use natural air convection to heat a room.

Are radiator shelves a good idea?

Can a TV be mounted above a radiator?

It is definitely possible to put a TV on a wall above a radiator, but it may not always be advisable. Your TV may not work if it overheats and your radiator may be so efficient at pumping out heat that it makes your TV too hot.

Can a radiator cover improve your heat efficiency?

Yes. The good news is that well-designed radiator covers leave plenty of space for the warm air to travel through. A radiator cover could actually even improve your heat efficiency if the cover includes a reflective foil backing, which we mentioned earlier.

Can a radiator cover be used without a heat reflector?

Yes. Radiator cover or no radiator cover; without a heat reflector, you’re losing heat to the ceiling and the exterior walls that could be pushed back into the room. What’s the point of radiator covers?

Is it better to heat a room with or without a radiator?

The argument is that a bare, uncovered radiator is an inefficient way to heat a room. The reason for this belief is that warm air going straight up to the top of the room doesn’t get projected out into the space like it would with a radiator cover installed. But heat is going to rise whether you have a radiator cover on or not.

What’s the best way to hide a radiator?

Wooden covers are a quick and often cheap way of hiding a radiator. If this is the primary goal of using a radiator cover, there are also alternatives such as paint designed specifically for radiators or printed wraps that stick on and allow heat to pass through.

Yes. The good news is that well-designed radiator covers leave plenty of space for the warm air to travel through. A radiator cover could actually even improve your heat efficiency if the cover includes a reflective foil backing, which we mentioned earlier.

Can a cover block the heat from a radiator?

No, a cover does not block the heat from your radiator. A radiator heats a room through by warm air rising from the radiator to the ceiling, which is then moved around the room and heating it. Do radiator covers reduce the efficiency of radiators?

Yes. Radiator cover or no radiator cover; without a heat reflector, you’re losing heat to the ceiling and the exterior walls that could be pushed back into the room. What’s the point of radiator covers?

Can a radiator be a good source of heat?

Amy writes that “Radiators are a good source of heat, but they also take up valuable square footage…By purchasing a radiator cover, you can reclaim the flat surface on top to display books, picture frames or hardy plants.” But there is a problem with rad covers.