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  1. N

    four cables in one double-socket

    Thank you ban-all-sheds. If I did correctly following your instructions, then these are what I have identified: 1) one of the white cable is a spur supplying power to four double sockets above worktop in the kitchen. 2) the other is also a spur, washing machine, dish washer and oven are...
  2. N

    four cables in one double-socket

    I am grateful for all your suggestions and advice. Just want to add a bit more details I have gathered so far. The town house was built early 1970, so the cable does have grey puc with twisted wire as mentioned elsewhere in the forum. After visual inspection (with fuse off in CU), I...
  3. N

    four cables in one double-socket

    Good evening to all, this afternoon, I have found a double socket that have four cables (4 L, 4 N and 4E) when I was trying to allocate a convenient socket to extend a circuit ring in order to add three double sockets. Could that mean there are two spurs from one socket? I am very...
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    advice on leaking heating pipe

    The joint is not wet. but there is a slight dampness visible along the joint and also has some dry white discharges surround the joint. With regards to cleaning as suggested, what type of solutions can I apply to clean the joint, Or just hot water will be adequate?
  5. N

    advice on leaking heating pipe

    Thank you so much for all your swift response. The soldered pipe is believe to have over 2 years, and it is underneath floorboards which I have lift for wiring for downlighters. However I have had another look, I can see the pipe is touching the floorboard. so the friction may have been...
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    advice on leaking heating pipe

    Hello, I notice my central heating copper pipe has accumulated some blue-ish thing around the soldered joint (L-shape joint). Does it mean leaking? if it is, what should I do to repair it? Many thanks.
  7. N

    un even floor

    Hello again, the offending board is shown in the diagram below (not to scale). Do you think if it is OK to just sand off the offending board and leave the one underneath the parition wall as is. Many thanks.
  8. N

    un even floor

    thanks a lot for all your replies. part of the offending board is underneath a partition/stud wall, so lifting the whole lenght of the board may be a bit tricky. Perhaps I can sand it off from top if not from underside. the offending board has a shape of below: ____/--\____...
  9. N

    mv or lv halogen

    A quick note to say thank you for your helps. I have completed installing my downlighters.
  10. N

    un even floor

    I have hard wood floor board (tongue-grooved) fixed to joists, which are secured into I-shape steel beam on one end and into a wall on the other. The floor board is parallel to the beam and extends over I-shape beam from joist. In theory, the I-shape steel beam and the joists should be level...
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    mv or lv halogen

    Thanks for all your informative replies. Considering the capacity of 400w 2 gang 2 way dimmer, I prepare to do following arrangement for my sitting room which have ceiling void of about 200mm between plaster board and hard ward floorboard: 1) 5 x 50w lights for one room section (15 x11 feet)...
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    mv or lv halogen

    Ben and il78, many thanks for both your kind replies. sorry that I forgot to mention that my bedrooms (on 2nd floor) are above sitting room. Fire risk caused by downlighters has been mentioned a few times in the forum. so I have following questions: 1) What should I do to minimise the potential...
  13. N

    mv or lv halogen

    Hello, I would like to convert one existing ceiling pendant light into a few halogen downlighters in my first floor sitting room. The sroom size is 4600mm by 3600mm. I have access to floorboard (tongue and groove). The clearance of the ceiling is about 180mm. I apprecaite if any of you...
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