Are radiator covers a fire hazard?
Mia Horton
Updated on January 16, 2026
Safety: If not appropriately placed within your home, radiators can pose a dangerous fire hazard and a significant risk to both pets and children. Radiator covers reduce the likelihood of fires and physical burns because they act as a layer of protection between the radiator and everything it may touch.
Can covering a radiator cause a fire?
Positioning it too close to a radiator will cause the leather to dry out and crack. Almost every home has at least one radiator which could be covered by hanging curtains. Apart from not heating the room very well when covered, the radiator is not likely to start a fire.Are radiator covers fireproof?
Some radiator covers are built out of special, heat resistant or fireproof material. These will require little to no space between the cover and radiator. Other materials, like wood covers, should be larger than your radiator so that the cover does not come into contact with the radiator on any side.Is it safe to cover radiator?
Covering your radiator is completely safe. "Radiators only get as hot as about 215 degrees," Holohan says, "which isn't nearly hot enough to start a fire." However, be careful not to use certain synthetic fabrics (like fleece or polyester), which might melt. I'd recommend sticking with cotton or wool.Is it safe to cover a radiator with a blanket?
Cover up your radiatorA steam heat expert, Dan Holohan, told City Lab that radiators only ever reach about 215 degrees, meaning it's safe to cover them with a sheet, towel, or blanket to keep heat from escaping. Just avoid synthetics (think: polyester) which can melt.