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pipes

PIPES is the common name for piperazine-N,N′-bis(2-ethanesulfonic acid), and is a frequently used buffering agent in biochemistry. It is an ethanesulfonic acid buffer developed by Good et al. in the 1960s.

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  1. Roy_66

    Insulating pipes next to Combi

    Prompted by a surveyors energy efficiency report (and getting grants as this job belongs to a small charity) I've been asked to lag the pipes in this boiler cupboard. So questions: 1.Anybody got a photo of a good professional job please. 2. Where to stop the insulation under the boiler...
  2. T

    Are these some of the worst corroded pipes you've seen?

    Firstly this is not in my home but rather the boiler room at a lodge I was staying at in a UK holiday camp. I naturally reported these to their guest services team but I was wondering if you've come across anything like this before? They weren't visibly leaking and I couldn't find a reason for...
  3. M

    Cross bonding cutting gas/water pipes

    I know no one really does. But technically why should we use bonding clamps when we cut a section of gas or water pipes out? Thanks.
  4. C

    Underfloor copper pipes: corrosion and pin holes

    Bungalow built in 2001. All copper pipework (water and heating) runs in channels of expanded foam polystyrene between a concrete floor and OSB boards. Pipe are lagged in stitched felt and what looks like bubble wrap with sand (?) over the top. During the bathroom refit, I lifted up some of the...
  5. N

    Heat pump and micro bore pipes

    Hi thank you for letting me join this forum . We have an air to water heat pump but the bungalow is piped in micro bore 10mm pipe which doesn’t look well piped , kinky in pipes in some places ,some of the rad don’t heat up too well , probably because of the badly piped system, the pipe is all...
  6. vertexape

    Would like to understand how my Grant Oil Combi boiler is hooked up to the pipes in the house

    Hello, bit of a noob question but would someone be able to help me to understand the pipes coming off our boiler. It's a Grant oil combi boiler, and where the pipes come in is in a room at the front of the house. I am about to box them in but I really wanted to understand what the various pipes...
  7. Adamjee

    Choosing the Right Pipes for Your Home

    Choosing the right pipes for your home is a critical decision that impacts the longevity and efficiency of your plumbing system. In this comprehensive guide, we delve into the factors influencing your choice, with a focus on the versatile solution UPVC pipes (Unplasticized Polyvinyl Chloride)...
  8. A

    Kitchen sink pipes underneath leaking

    I removed three of these sections to clean and when I put them back together I noticed leaking. Please can you advise on how to attach them correctly. Thank you.
  9. M

    Builders opening with pipes inside

    Hello Everyone ;0 Iv just discovered this forum, looking through internet to find a solution to my small problem. So I just reopened, builders opening in my 1930 ex-council house. And surprisingly, did find some pipes inside. Two look like water - those have been cut, and those are like side...
  10. S

    AUS Is there a correct position of the hole for washing machine pipes

    We had water leak from the laundry sink into the cupboard below, then flow down the hole cut for the pipes (the hole was on the floor of the cupboard).. this water then went downstairs and flooded the downstairs bedroom that is directly above the laundry area. It makes no sense to me to cut the...
  11. N

    Expanding foam around hot pipes?

    Hello guys, an easy one: I recently had to drill through two outside walls to run 15mm pipes for a shower and sink. The holes are neat enough but need to be closed off to prevent draughts. Can I use expanding foam to block them? I wouldn't do this with central heating pipes, but the shower and...
  12. M

    Pipes going to UFH cold

    bit of an odd one. UFH been working fine for about a year or two now. today the pipes going to it before the zone valve are stone cold. its a very basic system with Hive thermostatic valves controlling the rads upstairs and the zone valve downstairs. Could the pipe be blocked?
  13. M

    Flexi pipes vs copper pipe

    How safe are flexi pipes my toilet cistern has one it was changed about a year ago when the toilet was removed for some work to the bathroom floor. However would it be better if replaced with copper pipe. What is the life time of flexi pipes, has any one had experience of them failing.
  14. P

    Problems with polybutylene pipes?

    There's been an issue with poly pipes (Pro-fit brand) in WA. Loads of leaks occurring, the main house builder in WA says it is a problem with the product, the manufacturer blames installation - over-bending, insufficient room for movement. I'm wondering why we haven't heard of this anywhere else...
  15. J

    Boiler or pipes STILL banging when CH is cooling down,any ideas?

    I posted in summer as HW system banged when cooing down it is now even worse once CH is cooing down but it's common between both systems any ideas folks, desperate now. Potterton combi boiler 10 yr old inherited 4 yr ago when I bought house, no issues until earlier this yr.
  16. A

    Removing old radiator pipes, do I need to drain the system?

    Hi All, I have two sets of radiator pipes that need removing. Although neither set of pipes have radiators on them anymore they are both still connected to the system and contain water. A plumber I have spoken to says to remove them he'll cut the pipes vacuum out/up any water and then cap them...
  17. T

    Waste pipes for bathrooms and kitchens

    Hello, Can you use uPVC for bathroom and kitchen waste pipes. Or should it always be mupvc? Regards Tezzer
  18. higerboler

    How to replace the water pipes in bathroom?

    I have just moved into a flat and the water waste pipe from the flat above goes through our bathroom. And the water comes into room. I call the flat owner to say my problem but he don't interest him. I am there to find a talented plumber. Please reply me.
  19. Q

    Is it normal for PVC water pipes to Hammer?

    Hi I've got water hammer issues with my cold feed and some with the hot feed. When the cold sink tap, cold bath tap and thermostatic shower in the main bathroom is opened and closed there are hammering sounds from the living room ceiling. It sounds like knocking. There's no hammering whilst...
  20. J

    Blockages in 10mm plastic central heating pipes

    Our house was built in 2007 and we are the second family to live here - moving in in 2017. The central heating has been working fine - although the gas boiler is perhaps nearing the end of its life. But the boiler is not our current issue. Last winter two of the radiators did not heat up and...
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