What is the usual cost of replacing a concrete lintel above a 1st floor bedrrom window of a cavity wall house? lintel will be supporting roof beems and is very heavy. price to include removing and repointing several brick internal and external from the lintel over an air brick and to dividing wall (mid terraced house) as the morter is turning into sand and a crack has appeared in the morter external and signs of movement on internal bricks
