Thanks for that guys - it seems my best option then will be to use that Philmac T-piece and (because of I've got an unused roll of it taking up space in my attic) 15mm poly-pipe from thereon. Are those Philmac connectors readily available from Plumb Centre or Screwfix?
Does that mean the best option would be to use Friatherm for the standpipe spur or use the Philmac converter and Hepworth style fittings thereafter instead? The standpipe will sit outside and it seems Friatherm is only recommended down to 0 degrees so I'm thinking plastic compression fittings...
Cheers for that. I've looked up both Friatherm and Philmac on Google. The Philmac does indeed look like it will do the job and the existing pipe-work does look like a Friatherm sample on Durapipe's website. What I can't understand is why people use cemented pipe for hot/cold water systems. It...
Hi - I'm wanting to tap into an outside water supply in order to plumb in a stand-pipe in my yard (existing supply runs into a byre for livestock). The water supply is cemented plastic piping with an outside diameter of 21.5mm. Can I use compression fittings such as Hepworth style 'T'-piece on...