What is a lintel in a fireplace?

It is the horizontal beam that runs the length of the fireplace and supports the chimney that is known as a fireplace lintel or lintel bar. It usually extends into the wall by 4 inches on each side.

Do you need a lintel above a fireplace?

Why a lintel is necessaryThe weight of the chimney should always be supported by a lintel above the fireplace. Most homes have a non-combustible lintel made of concrete, slate, or granite, but it can also be made of wood if necessary.

What size lintel do I need for fireplace?

What should I do next? Make sure the lintel is long enough to support each end (4′′ or 6′′ overlap, see the next paragraph) by cutting it to length (ideally using a 9′′-wheel angle grinder as a 115mm wheel will not quite get through) and then sanding it to a smooth surface.

How do you raise a fireplace lintel?

Chisel away from the top of the opening (on any side) and work your way up to remove the plaster. The lintel will eventually be visible near the opening’s apex. Continue chiseling the lintel bar’s corner brick area until you can remove it without damaging it.

How do you tell if your fireplace has a lintel?

To locate a fireplace lintel, look at the top of the fireplace opening from the bottom up. ‘ In order to prevent smoke from escaping the fireplace, a lintel should be installed across its opening, positioned between its outer wall and the chimney’s base.

Why lintel is needed?

Lintels are horizontal supports used to span openings in a wall or between vertical supports. Over windows and doors, which are two places where a building’s structure is most vulnerable, it is commonly used. Lintels are typically used to support the weight of a structure, but they can also be used to add visual interest.