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    Is LDPE OK for feeding remote garden taps?

    Forgive me if the answer is already on this forum somewhere - I searched but couldn't find answers to my questions. Our garden is quite big (1.3 acres) so to save having to keep dragging the hose around, I want to install a few outside taps in different parts of the garden. These will be...
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    Extending main earth

    I've tried searching but haven't found a definitive answer. We have a separate earth connector coming in from the supply and going into an earth block from where all other earths are taken. The supply cables come in through the wall to the left of the CU: As our supply comes in via overhead...
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    Double-cable CU entry glands?

    Is it possible get products like this, but with an insert that allows for two 2.5mm T+E cables? https://www.medlocks.co.uk/wiska-sprint-consumer-unit-gland-25mm-for-twin-and-earth-6mm We have 16 circuits. I want to install a Wylex NMX 16 way main switch CU (I already have all of the...
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    hot water tank coil inlet furred up

    Hi, the hot inlet from the Aga to the hot water tank heater coil is furred up. Aside from the heater coil just above the Aga's burner (which may be steel, may be copper - I have no idea), there is no steel in the circuit. All of the pipework is copper, but it does also feed an aluminium...
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    35mm 3 port zone valve with spring return?

    Hi, Can anyone tell me whether it's possible to get a 3 port zone valve with spring return that will connect to 35mm copper? (or maybe even the next size up). My googling has thusfar failed me. I did speak to one supplier until it turned out that theirs wasn't spring return; the supplier said...
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    Upgrading CH to per-room control, removing the facehuggers

    Hi, Firstly, please forgive the long post. I was never any good at precis at school. I am doing some renovation work in our house, part of which involves an upgrade to the central heating control. The current setup is an oil-fired boiler (no mains gas here) with the radiator feed being only...
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    non-RCD circuit tripping RCD

    Hi, On top of one of the kitchen wall units we have this arrangement: the 12vDC output of the power supply then feeds some LED strips under the unit. This is connected to one of the kitchen light circuits so that the LEDs light up when that particular light is switched on at the wall...
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    Safe zone with exposed beams

    Hi, When a room has exposed beams, does the safe zone across the ceiling measure from the highest viewable surface, or from the bottom of the beams? I'm thinking about mainly the walls perpendicular to the run of the beams, ie the walls that the beam ends fix into. I've googled for ages to try...
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    new power socket by outside door?

    Hi, Are there any regulations regarding the positioning of power sockets near outside doors (socket would be indoors)? I would like to add a new socket in our back porch. It would be within a couple of inches of the door frame (hinge side) at a height of about 4 feet (just below the light...
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    Honeywell CM927 wireless range

    Hi, Does anyone know the wireless range of a CM927? Where I'm thinking of siting one will be about 5 - 6 metres from the receiver, and the signal will have to go through a double skinned (ie normal brick cavity) wall. This is because I'm thinking of putting the stat into our living room...
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    2A/3A fuse to discriminate with 16A b-curve MCB?

    Hi, I'm looking for a fuse (unless someone comes up with a better idea) to power a computer that, in the event of a short circuit fault in the power supply, will blow while not causing the 16A b-curve breaker that feeds the curcuit to also trip. The circuit is already drawing 12 - 16 amps...
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    How to remove shower trap

    Hi, Firstly, apologies if this has been covered before - I've tried searching the forum but haven't found an answer. Our shower trap has started to leak at the top under the shower tray. After examining it, I can see that this is because the person who installed it had positioned the...
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    Grid dimmer reliability prob, looking for alternative

    Hi, Normally, how reliable are Richmond grid dimmers? I've got a couple and the one that gets used the most is starting to go all weird on me after being installed for just over 12 months. It's 2 way so push on/off. The symptoms are as if there's a bad connection somewhere inside the dimmer -...
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    crossing buried cables

    Hi, What is the general opinion of crossing cables (on different circuits) buried shallowly into a solid wall? The current situation is this: [code:1] | |...
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    iron keeps tripping RCD

    Hi, Are irons notoriously bad for causing RCDs to trip? My wife's old iron used to do it in her previous house and her new one does it in ours. Are there any makes of iron which seem to do this less? Surely there must be some issue with the appliance if it causes leakage to earth - if live...
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    getting a cistern pipe to stay connected to the pan?

    Hi, How do you get the flush pipe from the cistern to stay pushed into the hole at the back of the toilet pan? The fitting I've got is a push fit rubber bung that fits into the back of the pan. It's quite a snug fit. The end of the flush pipe (don't know it's real name) is then a push fit...
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    position of room thermostat

    Hi, As we're planning to move a radiator, it's occurred to me that it might be a bit too close to the room thermostat. Is there a recommended minimum horizontal distance? If we mount the radiator under the window where it's going to be the most convenient, it will be within about 4 feet...
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    size of replacement rad with fins

    Hi, How much more output would you get from a single finned radiator compared to an unfinned one of the same size? I want to replace an old 1740mm x 700mm unfinned single radiator with a new 1800mm long finned single radiator. I'm already resigned to having to change the pipework slightly...
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    just found spur off spur

    Hi, Having just removed the skirting board in our dining room ready for the plasterer to come next week I've just found that we've got a double socket spur feeding on to a further spur. What is more, the cable route is bad. The supply from the ring comes down from the ceiling to the first...
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    earth sleeving - why?

    Hi, I have always used earth sleeving when wiring sockets and things because I know you're supposed to. I've never really fully understood the reason why, though. The only thing I can think is that in places you use earth sleeving there may be live parts that a bare CPC could short out on...
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