How To Install A Concrete Lintel In An Existing Wall

Install the steel lintel above the door.

How to install a concrete lintel in an existing wall.

By far the quickest way to form an opening through a non load bearing wall is to mark your opening and cut the width right up to the ceiling then mark out for your lintel and insert it at the correct height cutting it into the sides of the wall 6 inches either side for its bearing. For example you need to consider the weight or the load which the lintel will have to carry. With the intended position of the lintel marked on the wall carefully use an angle grinder or masonry saw to cut away the mortar. Steel lintels in concrete block walls are placed in the mortar between blocks so the first step will be opening a space for the lintel itself.

There are several considerations in installing a lintel in an existing brick wall. This diy video shows how a window was installed in a wall to bring light into a small garage. When propping a lintel a horizontal timber plank should be placed along the underside of the lintel and suitable props secured into place at maximum 1200mm centres. The beam will distribute the weight of the wall s load to either side of the door opening.

It should only be introduced after initial masonry load has been applied to the lintel. Wedge the beam into the opening then pack any gaps with masonry mortar. The practice of propping a lintel is sometimes used to facilitate speed of construction. Final part of guide how to install concrete lintel.