Boot lintels
When concrete has dried it is a dull, light grey colour. Some think that a concrete lintel exposed for its full depth on the external face of brick walls …
Composite and non-composite lintels
Composite lintels are stressed by a wire or wires at the centre of their depth and are designed to be used with the brickwork they support which acts as …
Casting lintels
The word ‘precast’ indicates that a concrete lintel has been cast inside a mould, and has been allowed time to set and harden before it is built into the …
Concrete lintels
Since Portland cement was first mass produced towards the end of the nineteenth century it has been practical and economic to cast and use concrete lintels to support brickwork …
Head of openings in solid walls
Solid brickwork over the head of openings has to be supported by either a lintel or an arch. The brickwork which the lintel or arch has to support is …