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  1. S

    Position of weep vents on cavity dpc

    Hi John Water to be directed outside, I'll have a look into stop ends Thanks
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    Position of weep vents on cavity dpc

    Hi, I've finally managed to start my build after numerous delays. I've built up several courses off internal block work and now I'm giving the outer skin a go. I have several air vents dotted around the build and just wanted to know where a weep vent should be positioned on the dpc cavity...
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    Cavity liner

    Thanks Woody.
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    Cavity liner

    Hi, I have several cavity liners around my extension. Just wanted some advice on the attached pic. The dense blocks sittings above will only be covering around 90 to100mm either side of the cavity liner. Is this ok, or should I use a lintel above which spans 150mm either side of the liner...
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    Radon gas membrane

    The attached drawing depicts what has currently been built. I will have a good read through you notes, really appreciate your expertise on this matter
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    Radon gas membrane

    Yes it's on a Notice. And will check if I require a sump. I should have got the membrane installed at that point as you have drawn however I now have two courses of brick up on the inner leaf as shown in the drawing attached. Is my only option to go along with the first image I started with...
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    Radon gas membrane

    Hi, Please do send me link to BR211. When BCO came to check the depth of my footings he mentioned the membrane and even the colour (yellow or red), BCO also stated that I required it but not my neighbour below me. I'm right on the boundary as it's a requirement for the homes above me. I've...
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    Radon gas membrane

    Hi freddiemercurystwin, I've been going around in circles regarding the type of floor to construct and I've asked few general builders which is better suspended or concrete. I've decided to go with suspended as the current property has floor joists. I will also be adding insulation between...
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    Radon gas membrane

    Hi, New to this forum and I'm in the process in building an orangery. BCO have stated that I need to lay a Gas membrane. I've seen other comments on this site which are extremely useful. The attached image shows what I think should I need to do however I just wanted to know any thoughts...
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