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    Crack in load bearing wall

    Hi all, I have recently had some building work done; dorma and rear extention. Since the work has been completed and paid for, a large crack vertical crack has appeared in one of the internal laod bearing walls. There is a new steel beam sat on the wall taking the weight of the roof of the...
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    Dormer Roof with Secret Gutter

    Hi gents, I am having a flat roof built on a new dormer. There is not enough ridge height available to have a more tradtional gutter at the front edge so having to slope the roof back to ridge and have a secret gutter arrangement. The area of the roof is 35m2 with a fall of 1:80, with...
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    Cavity Insulation insallation during bricking up old doorway

    Hi there all, I am bricking/blocking up an old doorway in an external wall, as part of renovation works. The building is about 80 years old and the cavity is max 45mm. My question is, what is the best form of cavity insulation to use, while making sure that moisture is not transmitted...
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    Earthing arrangement for shed.

    hi there gents, I want to run power to a new shed which will be 45 metres from main house/CU. Can I use 3 core armourd cable and use one core for the earth? Or at that distance from the CU do I need to make it a TT system? All suggestions welcomed, with in reason!!! Kind regards
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    13A Electric Oven - Plug in to Kitchen Ring Main

    I am planning to update my kitchen in the very near future. When looking at the New Oven I would like to install, it is rated at 13A. Does this mean that it can have a square pin plug attached and plug it in to a suitably placed socket? Or would it need a seperate supply? It will be...
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    Rendering over repaired damp problem

    Hi there gents, I have hacked the plaster off the lower part of my wall and cleared the bridging that caused the damp initially. It has been drying for about 6 weeks now. What I need to know is what steps i need to take now, as to whether I need to apply anything to the wall before...
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    Loft storage and insulation

    Hi there, I want to use my loft space as a storage/train set room. My bungalow has 4" x 2" joists in the loft and and will need to be insulated. Will these joists be sufficient? The max unsupported span is about 12 feet. When putting in the insulation, if i use 170mm and compress it...
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    Mature apple tree need pruning

    Hi there, Hopefully there is some one out there with the knowledge that i need. I have a large cooking apple(not sure of type) tree in the garden. it has been neglected for many years and has spread out of control. What i need is some advice on pruning it back. Where should i cut it...
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    Pressure relief pipe work on Biasi 32HE

    hi there, i am preparing the pipe work for a Biasi 32HE Boiler. i will not be doing the connection or commissioning but to save a few pennies i am getting things ready. there is a Pressure relief pipe coming from the boiler and is detailed in the instructions. the installation...
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    Zone valves which manufacturer?

    hi there, can anyone give me some advice as to the best to go for. i am having a new system fitted which is going to have 2 zones. i have seen several news and prices, Drayton, Horstman, Danfoss and Honeywell. Any recomendation would be helpful. regards Daz
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    Damp from blocked cavity?

    hi there, I have moved in to an old bungalow that had some work done on it many years ago. The problem i have is that is looks like when the work was do the cavity has not been kept clear. This has resulted in what looks like damp blowing the plaster off the wall up to about 2 feet above...
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    Electric Testing in rented property

    Hi there, As a landlord i am aware that every year i need to have a gas safety cert. I have just overheard a conversation where it was said that it is now law to have an elec safety test. Can anyone corrorbarte this?
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    What should be on RCD side of CU?

    hi there, I know this has been talked about before but i can not find the posted. Can anyone give me some help as to what should be on each side of a split load CU? Many thanks Darran
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    Zone CH from Biasi Combi

    hi there, i have a Biasi Grada Plus HE32 runing in my home. I am going to have an extention built and want to have a seperate CH zone in there. as it stands i have a room stat connected to the relevent terminals in the boiler. if i want 2 zones how would i go about; 1. connecting...
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    Meter tail length?

    Hi there, I am thinking of having the meter moved from the hallway to another suitable location. If i have the meter in an outside enclosure how far from it can i have the CU? would like it to be in the utility room, about 8-10m of cable would be required. Is there a maximum distance...
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    Max span of flat roof

    hi there, I am thinking of having a new extention built. I want to keep the inside final plaster board flat with no joists showing. The width is 7m. I want to extend out as far as possible (max 7m) I have looked around the net and found that C16 75mm x 225mm timber will span about 5m...
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    10kW Shower

    hi there, I have been trying to find a definate answer to a problem. I have a 10kW shower that should draw 43.5A. I have read on another site that this will need 16mm cable. I also read that 10mm cable is rated to 53A. Please can anyone clear up these issues. Kind regards
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