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All I can advise is what I would do. If it were me I would use one long piece of steel if it is possible to do so. The reason for this is that a continuous steel beam will in theory reduce the reactions slightly to the outer ends of the beam (presumably bearing on padstones on the masonry) and...

One other thing I could have said is that there is currently no air bricks to the outside (this is a first floor gable wall) and installing air bricks to the outside is going to be very difficult and not really an option.

Thanks for the responses, I am finding it all very confusing as everywhere provides different advice! The wall is cold and I am sure the moisture is coming in from the outside. I was wanting to dry line because the wall had wallpaper on and by removing this some of the lime plaster has come...

Hi, If I am reading your post correctly you have a 4.9m span RSJ and will be supporting it in the middle by a column, thus creating two spans of 2.45m. This being the case it would be cheaper to use a 4.9m span RSJ and then support this on a column with a cap plate to the top of the...

Hi, I have just bought an old house with solid brick walls which has been suffering from lack of ventilation (mould on walls). Having stripped the walls I am going to fix battens to the wall, use counterbattens to form an air gap and then use a Kingspan K18 Insulated plasterboard panel to...