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Voids warranty or not site agent asks site agent gets , barretts ,wimpey and persimmon metal there flats and dont half board anything pipes simply rested on top of the metal and use wooden braces on the drops half of modern britain is being plumbed like that , shocking but thats what happens when you put peeps on price.
 
Hence why i would never buy a modern house built by accused , whole site on price people cut corners to earn the £££££'s . If there are 10 thousand plumbers on those sites around the country the ones earning the money will be doing exactly that .
 
i know exactly what you mean. I could earn good money 1st fixing on new build and i would stick to the regs on everything, but along come guys who cut every corner you can think of and prices start to drop and drop. If only NHBC/building control inspected the houses correctly they would all get the boot.
 
I use plastic out of sight, but if the cust wants copper they get copper. If I use plastic on a heating install (oil) its 22 copper to the manifolds and then 10mm from manifolds to rads, no underfloor joints, everything accessible (manifolds). Just first fixed two wetrooms all in speedfit, all pressure tested to 2b for 10 min and 10b for 10min.

It's nice to have it in the arsenal (plastic pipe) in some tricky situations.
 
Hmm!

Plastic is okay in places, but what about Earth continuity bonding? If you have copper then a piece of plastic then copper you would have to earth bond the two separate lots of exposed copper.

Even though the new RCD regs are in force you still have to have continuity bonding as RCD's are mechanical and so can fail leaving the exposed metal open to potential shock current.
 
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no need to bond across the plastic parts of a system, never seen it done once and ive worked of hundreds of houses plumbed in plastic with copper tails, these were houses wired on both 16th and 17th ed of regs, from what i remember of my 17th regs course/exam it removes the need for most supplementary bonding anyway?
 
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I'm a fan of pipe in pipe back to manifolds no joints under floor


I think this system is brillant. I use the hepworth pipe and pipe and the upnonor soild floor foot. As you say no joints under the floor. Just have to put a bigger pump on as more pipework.
 
Welcome back Bernie!

I've missed your Hmmm! Has anyone here listened to Dr Karl's science phone-in on Radio 5 Live? If not the podcast is worth a listen (the show is on in the very early hours.) He usually begins every answer to ever question with Hmmmmmmmm!
 
Today, most homes have copper pipe plumbing systems for water distribution. Copper pipe is easier to work with than other metals like lead and iron, and it's relatively non-toxic. The availability and water-resistant properties of copper have made it the first choice for most homebuilders for the past century. But as new materials are developed and the price of copper increases, copper piping is no longer the first choice for plumbing systems.
 
Today, most homes have copper pipe plumbing systems for water distribution. Copper pipe is easier to work with than other metals like lead and iron, and it's relatively non-toxic. The availability and water-resistant properties of copper have made it the first choice for most homebuilders for the past century. But as new materials are developed and the price of copper increases, copper piping is no longer the first choice for plumbing systems.

Lead and Iron in domestic!!!!!!!!!!!!!!!!!!!! what century are you from?????????????
 
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It sounded lifted to me. So I put the first line into google and it's a paragraph posted all over the place. Possibly to increase traffic to poster's linked website.
 
have you considered <a data-cke-saved-href="http://www.johnddunlop.com/" href="http://www.johnddunlop.com/">gunmetal piping</a>?&nbsp;
 

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