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pipework

  1. D

    Replacement radiators with/without replacement pipework?k

    Hello I live in a small 2-bed bungalow, with a relatively new Worcester Greenstar 30Si Compact combi boiler running 7 radiators. The radiators and micro-bore pipework are about 18 years old, having been installed just prior to me moving in and with a previous boiler. Current boiler is 2.5...
  2. finchy01

    Unvented cylinder D2 pipework

    Morning all. I'm quoting for a conversion from vented to unvented (I'm g3) a d the customer has said that she has been told that the d2 can go into normal waste pipe with a special connection. I was under the Impression that D2 pipe should be of copper material to the outside of the property...
  3. Inverness

    Gastite pipework regs

    hi guys went to commission gas boilers today and the gas pipe from the meter is gastite in a ducting under concrete floor with subfloor. I believe it's one continue length with no joins. The yellow gastite pipe should be protected from uv rises and the fitting should be covered in a plastic...
  4. S

    CH flow pipework still hot even with CH turned off

    Hi, I’ve had a problem recently since I moved the pipes to my radiator from one side of the room to the other (in a bungalow so pipes go through ceiling into loft). Even with the CH turned off I still get hot flow pipes to all radiators, the rads are just slightly warm at the top & all return...
  5. D

    Open sanitary pipework in my kitchen causing flooding due to blockage in drains

    Hi all, forgive me if I'm getting my terminology wrong but I'm not a plumber & I'm having a nightmare here. I have an open connection between my boiler overflow pipe & the main communal sink drain for my block. As in the connection between the two is not sealed. I know this now because we...
  6. T

    Outside pipework and connections

    Firstly, Im not a plumber but like to tackle anything in my own house. I want to plumb in a USA type fridge to the cold water supply in the kitchen. The floor is tiled and i dont want to lift them. The best route is outside through the kitchen wall under the sink.... under the decking fir...
  7. D

    Checking for leaks in new pipework

    I'll be putting in new runs of copper for my bath / basin taps that will run under the floor and in the walls. Will capping the ends off and turning on the water be enough to check for leaks before tiling over?
  8. sammathias

    Pipework heat capacity?

    I have a customer who wants to upgrade the size of his living room rad from a 600*1000p+ to a 600x1400k2. the existing rad is on 10mm pipe probably about 12metres in total, doesnt take alot of working out that the new rad wont work very well off 10mm pipe but try telling customer that, he...
  9. P

    Suggestions for radiator pipework route around joist

    Hi All, I am currently renovating my house (first home) and what started as a bit of paint has somehow escalated.....so, on the list of current jobs is central heating and radiators throughout. I've hung most of the radiators and chased down walls in three locations (for downstairs radiators)...
  10. J

    stopcock and pipework

    Hi all, I'm renovating a property and would like to move the stopcock to a more convenient location but need some advice on the fittings to use. The pipe coming into the house is steel and measures at around 28mm outside diameter (see picture). I'd like to know if 28mm steel pipe sounds...
  11. S

    Cleaning oil pipework

    Hi all Office have taken an enquiry about cleaning a golf clubs oil lines. Its a commercial installation so will likely be steel pipes. I have no experience in cleaning oil lines so not sure whats involved. Tbh it's not a job i'm interested in but office have asked me to find out whats...
  12. S

    Unvented discharge pipework

    Hi all, sorry for the long post. Looking for some advice. Went out to a ground floor flat to look at fitting an unvented cylinder. Problem is the airing cuoboard is in the middle of the flat with no real way to get the discharge to outside. He has had another quote which allows to run it into...
  13. R

    New build upstairs pipework order of & markings

    Hi All, Currently doing a new build that has underfloor heating downstairs and radiators upstairs. From the image provided can anyone tell me in order from left to right what each one of these pipes does by the way the plumber has marked them with tape. Thanks.
  14. gingalig

    Meter spigot pipework badly sealed

    Hi, Sorry for posting the obvious to the more experienced of you, I've just come across a meter in a box with the gas pipe going out through the back via the spigot, The transporter had apparently come and changed the regulator a couple of weeks ago, my issue is that there is a lot of what looks...
  15. P

    One and a quarter BSP pipework

    Hi, Just joined the forum. I have a large log burner which has one and a quarter inch BSP fittings. I wish to change the layout of the pipes after removing an old oil boiler. The pipework is rock solid in the fittings and even using a Stilson with a length of scaffold pole attached won't...
  16. A

    advice needed on new pipework on boiler

    Hi All, I am doing some work in newly bought house and the plumber had looked at the Valiant boiler and said it was very dangerous and needed piping inc few other bits of work but wanted to know how much that would cost as he quoted me £1600. he said the boiler is a good one and its fine just...
  17. R

    Moving Boiler + Cylinder - Pipework run advice

    So, I'm looking to move from a gravity fed system to a sealed, and move the cylinder and boiler to the opposite side of the property! I'm wondering if you guys can help advise on pipe runs, so I can do this part myself. I know its tricky do such a think without looking in person but i've...
  18. M

    Pressure loss through the pipework

    I have recently read a couple of posts on here that specify that the pressure loss from the meter to the applicate can be a max on 1.5 mbar. I always understood it to be 1.0 mbar. Has it changed without my knowledge? I am due to resit my assessment soon so it was a while ago. Mark.
  19. P

    Installing Outside Tap to Existing Pipework

    I have some pipework at the back of my house which I'm told is for an Outside tap (see image). However I'm not sure what fitting is required to install a tap, the pipework looks to narrow for tap fittings available. Any help welcome.
  20. H

    Pressure testing pipework

    Hi all Need to test 1st fix heating and hot, cold pipe work Anyone recommend a good water pressure testing pump At a reasonable price

We recommend City Plumbing Supplies, BES, and Plumbing Superstore for all plumbing supplies.

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