pipe

  1. N

    gas service pipe under slab

    I have decided to remove the timber floor boards and joists as they are effected by damp and rotting. Was hoping to infill and have slab and screed floor. There is a gas servile pipe under the floor which enters the property below the joists at the front of the house and comes up under the...
  2. I

    Old gas pipe - what material is this?

    We have an old gas pipe in the understairs cupboard. The previous occupants had the gas meter moved, but this old pipe remained. This pipe goes behind the electrical CU which I'm due to have replaced soon. We are looking to cut the old pipe out, but trying to working out what material it's...
  3. M

    Gas pressure drop with flow to a larger pipe from a smaller one?

    Hi, Non-professional / knowledgeable person here. I'm a Brit in Romania who volunteers for a charity building an old peoples home for needy old people. Out here competence and integrity is harder to come by in a worker, in fact it's hard to find workers at all where we are in the countryside...
  4. S

    Moving pipe work for sink

    I want to remove my downstairs toilet sink and put a new more compact one on the adjacent wall. However there are two ring drain cocks at the bottom. I want to check that I should replicate the layout rather than just using elbow joints?
  5. S

    i need 6" Seamless Pipe Schedule 120, Hastelloy C276 ASTM B622, ASME SB622

    Dear Friends i need 6" Seamless Pipe Sch 120, Hastelloy C276 ASTM B622, ASME SB622 Please Advice
  6. chloeradhsaw

    One Pipe System Ideal Mexico 2 Boiler

    Hello friends - I really struggle to understand my heating and hot water system I posted my question on Diynot but it ended up being five pages and couldnt get to the bottom of it and I thought worth asking the elders on here for their view - Hot water temp is 40 Degrees - Ideal Mexico 2...
  7. J

    Comfort height toilet flush pipe

    Hi guys So a bit of a dilemma Normal WC Unit height 766mm which is around the average mark. quite alot of bogs lets say the flush pipe center from floor is 330-340ish. However I have a comfort height Pan here and the center to the flush pipe from floor is 405MM So we're looking 65-75mm...
  8. L

    Mains supply to mixer tap is pushing cold water to hot water pipe

    I live in an apartment block where generally hot water is supplied from the communal hot water cylinder and cold water to bathrooms is supplied from cold water tanks in the loft. It is a vented system. However, in a basement flat and a ground floor flat cold water supply to bathrooms is...
  9. I

    Underground hot water feed pipe.

    I've had a burst pipe under bathroom floor. Ive had it dug up and made safe with the affected pipe cut and end caps fitted. The pipes are cover with a plastic sheet and then screet on top. I called out my gas boiler cover to make a permanent repair. The company they sent out have said it is...
  10. C

    connecting to soil pipe

    Hi , i'm new to this forum & would like some advice , i have an upstairs bathroom & was wondering if i could put a cloackroom loo downstairs , my worry is how do i connect to the existing soil pipe , or is it possible to dig under where the new loo will be in case the soil pipe runs along the...
  11. S

    PEX barrier pipe – can anybody answer this?

    I have a question that I’m hoping those of you who are experienced central heating engineers may be abler to throw some light on. But first I need to tell you about my system, and the problem I’ve been having. Just over 7years ago I had a new CH system installed in my small semi. I say new – in...
  12. C

    Sink pipe blockage issue

    Had the plumber replace the pipes less than 2 month from the sink that lead into a cast iron pipe. They also unblocked gunk from the start of the cast iron pipe. The gunk is in the photo I've attached. The pipe work is also attached(it's disconnected as we cleared the u bend to clear it out)...
  13. DIYwilling

    25mm outflow to 50mm waste pipe converter

    Hi, grateful for any advice I need to connect a dishwasher waste water outflow pipe 25mm to 50mm waste pipe. Is there a joining piece anyone can recommend? Maybe with some appropriate tape. The waste pipe is in the wall but was trimmed at some point (unnecessarily) to only 10mm extruding from...
  14. O

    Cast iron toilet waste pipe. Needs to be cut down?

    Hi I need to this cast iron pipe back as my new back to wall toilet won’t fit otherwise. Cutting it back i am going to lose the collar. So what fitting can I get for it I would like a flex as it will easier for me when installing the new toilet
  15. magnumpl

    Macerator pump for a toilet & sink using existing shower pipe

    Hello. I am planning to build a small half bath in my garage, next to a washing machine, using old showers plumbing. There was a stand-alone shower in the garage which has been removed. Unfortunately the pipes are only 1.5" on that side of the house since there's no bathroom and the house is...
  16. Sourbean

    Temporary pipe cap off.

    Good afternoon, Just looking for some general advise, I'm renovating my kitchen and need to disconnect my kitchen sink pipes while I re-plaster the room and wait for my new sink to arrive. So I need to temporary cap off the two below connections cant seem to find what is the best way to do this.
  17. S

    Where is the hidden central heating pipe leak causing low pressure?

    I have been facing central heating low pressure on unvented hot water RM Cylinders but can't see any leak on the PRV, expansion vessels and plasterboard celling. I have got unvented pressurized RM Cylinders hot water system with 27KW Worchester gas boiler with expansion vessels . When...
  18. Electricians Forums

    Pipe slice offers???????

    Smart switch 1 gang 1 way{/b} Hi, i’ve been trying to buy a smart switch 1 gang 1 way but i opened my conventional wall switch and i only have 1 red wire(Live Old UK) 1 black wire(Neutral Old UK) and 1 Green/Yellow(Earth Old UK) but the smart switches have another wire the Load wire, now i’m...
  19. T

    22mm Condensate Pipe Elbows Failing

    Our boiler is in the loft and I encountered a leak in a roof above our side extension store room which has transpired to be from the boiler condensate pipe. It was cracked at an elbow so the plumber we use has replaced this and hopefully all will be well with that joint. This later prompted me...
  20. PtrJack

    Getting a 1/2"pvc pipe to fit a 1/2"pvc coupling

    I have seen people speaking of this and others not understanding. I have a leak in my pipe coming from the main. Attaching a new 1/2" coupling to the 1/2" pipe (blue pipe) is a problem as the coupling is larger than the pipe although both are 1/2". Most people do not realize that there are...

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