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    Cracking in rendering? Serious or not?

    Hi, I have lived in this property fo 28 years. It was extended 15 years ago by block work above a single room and then rendered. I recently wanted to have the render repaired as a few cracks and have some concerns over several cracks. Pic below. 1. The vertical one in the front, between 2...
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    Concrete base for patio/slabs

    Morning, Had a lot of good advice on here and finally our extension is done, project managed myself and overall went well. Saved around 25k on the full prices quoted originally. So thanks everyone. Now I am on to a patio. So building a patio of around 10 by 4 Sqm. So need I think a slab of...
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    Lintel for Bifolds

    hi, I have a set of french doors I want to replace with Bifolds. This will extend the opening by around 900. The French doors are in a single story lean to extension, there are no bricks above the French doors, it seems that the builder put a roof plate across and then the roof timbers are sat...
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    Velux, and insulation round light tunnel

    We have had a velux put in, nd carpenters coming to make tunnel. However we have to put the insulation around it. This has gone into a lean to pitched roof. Building control want to see the insutlaiton and have mentioned 140mm, We can’t get our head around this. Do we put 140mm of rockwool up...
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    Steel and foundation design requirements

    god do these problems never end. I am building a small lean to extension, this will mean the main house will be opened up and a new steel put in situ. Lots of issues surrounding that, god a SE who did calculations with lack of detail so BC couldn’t understand, the se makes no mention of what...
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    Thermal bridging from steel

    we have a steel fitted to inner leaf with a plate fitted to bottom flange. Thenplate was suppose to be for bricks. This is single story, steel is 5.4 m Brickie has now said no need for bricks as fascia is big and will hit below or online of steel. My concern is thermal bridging, cold spot and...
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    steel and brickwork span

    i am building an extension 8.5 wide. Joining a lean to extension. The idea was to have bifolds with a steel which is 205 by 156 25kg sitting on inside leaf, plate on bottom for bricks on outside, this issingle storey, vaulted roof lean to. However the bifolds needed to start near the old...
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    Steel beam and padstone

    building an extension with bi folds. 4.8 metre bifolds. Nightmare of a SE. SE said put bifolds on steel 0n inner leaf, builder and bifold people say outer, due to damp. Steel people say they will weld plate to bottom of steel to allow for bricks above the opening for the inner leaf for...
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    Lead work cost

    hopefully the pics uploaded. Trying to work out how many days it would take for this lead work for an inverted dormer. Is this more than amdays work plus materials? So I know if I am getting the correct quoted. So far quotes for other work have been so far different, no rhyme or eeason for same...
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