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  1. P

    Unsupported 900mm opening in cavity wall

    How long would 5 course cavity wall above a 900mm opening stay up without a lintel. The wall is bwk external and 100mm block internal
  2. P

    Unsupported 900mm opening in cavity wall

    How long would 5 course cavity wall above a 900mm opening stay up without a lintel. The wall is bwk external and 100mm block internal
  3. P

    Swa extension

    Sister don't use forums needs sŵa extension for new detached annexe replacing old one electrician told her he'll use gel filled joint, quick and easy, presumably they'll last for ages
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    C U main cable SWA

    Due to distance from meter the cable supply is armoured swa how is this terminated aft c u entry point
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    Dual tariff unit

    Is it better to dispense with eco 7 contactor switched by signal cable and go for dual tariff unit I.e. disconnect the signal cable. Presumably the board will go on eco 7 at the prescribed times for all circuits,
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    ECIR pre new c u or not

    Spoke 2 electricians re new c u 1 said no need for EICR, before, 1 said test before Comments please is it not prudent to find faults before installation
  7. P

    Lights flickering

    Lounge light gone off, random flickering on other lights apart from kitchen leds, there are no dimmer switches
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    New c u cable extension

    Photo shows existing c u will be having new c u installed problem not enough length on existing supply cables as modern units have longer dimensions to the connection Can an extension box be installed in yhe loft above don't want all circuit cables extended if possible. Electrician coming next...
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    Consumer board position and extra fuse

    1. Existing c u is tight to the ceiling, can new one go in same place. 2. I live in a 2nd floor flat, meter is on ground floor with main 80 amp fuse close by do I need another fuse
  10. P

    Oven/hob isolaters distance from hob and sink

    The isolators, installed 2008 are approx 200mm from hob and sink, I believe the minimum of 300mm is recommendation only
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    Ceramic hob cable size

    Looks like a 4mm existing cable is installed, will this suffice for new 32amp ceramic hob. The cable is approx 4m length 1.2m embedded in the wall, cable is pvc sheated
  12. P

    Eco 7 contactor controlling off peak heaters

    I have a memera 2000 consumer unit with a aa203 contactor wich is switched via signal cable that comes from the smart meter into a 5 amp fuse carrier which then connects to the contactor. If the contactor fails, no suspicion it will soon, is an up to date alternative available for the mem 2000...
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