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  1. B

    penetrating damp bay window

    There is damp coming through the bay window wall at the top, below the window at the two corners only when it rains. Outside the windowsill - which is made of mortar - is cracked at the corners also and has not been painted for some time. The brickwork outside has been rendered but looks pretty...
  2. B

    Rockwool fire stop wall

    I have looked at Rockwool's firePro to install a fire stop divide myself in the roof void of my terrace house. I am not sure if the rafters would support the extra weight though. - The roof span is approx 8.5m with a max height in the middle of 3m. I have worked out that I will need a double...
  3. B

    cracked floor levelling compound

    The builder has levelled our concrete kitchen floor. First he painted is with a bituminous waterproofing layer, then a couple of days later poured the levelling compound. the levelling compound has now cracked quite alot and lifted in places. I presume this is not normal so do I need to get him...
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