pex

  1. Henry Ramsey

    Supplier(s) of 1-1/2 PEX for hot and cold

    My condominium association in Houston just finished replacing the original 1-1/2" galvanized hot water line in one of our four buildings with CPVC but now we want cold side done too since we have 6 peoples' ceilings open. People are wondering why we did not use PEX from the start. The plumbing...
  2. theunit

    .5" PEX ability to supply multiple shower heads

    Hi all - Thanks for your insights previously and taking a look at this post. I have read several other, similar posts that deal with this issue, but thought it would be beneficial to share my particular situation with a photo. Appreciate any thoughts you have or your experience if you have a...
  3. Cook

    Is 1/2-inch PEX too small for a kitchen?

    The kitchen is plumbed right now with 1/2-inch copper but I need to reroute the lines to prevent freezing. The water flow is great right now; I know PEX has a smaller inside diameter, so will a 15-foot run of 1/2-inch PEX provide enough water flow? Also, I want to bring the PEX up from the...
  4. NCBubby

    Looking for expert advice on how to Supply Master Bathroom

    Hello, This is probably a stupid question but here goes nothing. I am getting a tankless water heater installed and after that I am going to be re-plumbing my house using a pex homerun & manifold. My issue is I would like to have a 3/4 inch PEX supply to the master bath (2 showerheads at 2.5...
  5. PBJ918

    PEX Sizing - Reduce from 1" to 3/4" at Water Heater and back up to 1" + Design Critique

    I know there are a ton of threads regarding the subject of PEX sizing, but I couldn't find anything addressing this matter. We're doing an addition and complete renovation on our house and I'm designing the plumbing using the PEX/Plumbing Logic method. I wanted to start a 1-1/2" meter and...
  6. JustanotherDIY

    Manabloc and Uponor??? Thoughts!!!

    I'm looking to replumb the old house and really like the Manabloc but I also really like the Uponor connects. Now I know the two are directly incompatable but could you run your manabloc, branch out with your PEX B a length of your desire then transition with a connector to PEX A so that the...
  7. Leroy S.

    Need help with leaking PEX pipe

    A pinhole developed in a blue cold water pipe feeding my furnace and outside faucet. I tried Flex Seal Tape and it was a waste of time. I was going to cut out the pinhole and insert a Sharkbite connector. If I work fast can I just have an assistant plug the water source of the pipe while I...
  8. Nam 69

    Size of PEX

    i am the new guy, I have a question about PEX. Can 3/4 be used for the house fixtures. I did not buy a manifold yet. I see most are 3/4 supply and then 1/2 for the fixtures. My well water is very hard and my copper pipes are always springing a leak. I am electrician by craft, so I know very...
  9. JAM504

    Protecting pipe insulation from rodents?

    I've looked through this forum and others and I'm surprise that I have found little to no advice for this. I'm planning a full upstairs bathroom remodel including all the plumbing. I'll be running PEX (let's not start a PEX vs copper debate, haha). While I had all the walls and floors open I...
  10. mike0331

    Running supply lines in unheated crawl-space that I cannot access

    Hi all, TLDR at the bottom DIYer here. I am installing a washer/dryer in the closet in a room that was added on to our house prior to us purchasing it. We have a 1940s colonial in the peoples republic of Massachusetts with a large garage added about 10 years ago. 1/4 of that garage was...
  11. not_plumber

    Third hot water compression fitting's center keeps cracking

    There's a 30 foot run of 1/2" copper hot water pipe that was cut where a compression fitting was installed. I replaced this hot water fitting 3 times with a new one of the same type that was on there that had gotten old and rubber seals dryrotted away which means it was leaking badly. The new...
  12. Nukedaddy

    Water service. OK, now I need some advice......

    I got away from plumbing with the tools about the same time that PEX started becoming popular. I have a couple of questions that when answered will help me make some decisions. I intend to use PEX white tubing as the supply coming in from the meter, but I want a branch underground to go to a...
  13. RampantAndroid

    PEX repipe - home run or hybrid and recirc

    Hi! I'm currently planning a repipe of our home from a very shoddy T&B setup to a newer pex setup (poor piping and poor design. If I turn on a cold tap ANYWHERE in the home, someone showering in the master bath at the end of the trunk loses ALL hot water.) We live in a tri-level where I can...
  14. Gregsoldhouse

    Typical cost to run hot/cold PEX to washer

    Hello- I did a quick search looking for a post on prices but couldn’t find any. Does anyone have a roundabout idea for the COST to have someone take out and replace a run of hot and cold lines from the basement to the washing machine on the first level? I know very little about PEX, but it...
  15. April Aleman

    Opinions on new PEX Tubing for shower

    I’m having a new shower installed and the plumber came to install the shower valve. He noticed the hot and cold were reversed so he fixed this with PEX Tubing. This looks like a lot of 90 degree turns and I am wondering if this is concerning?
  16. pugetsound

    Flexible tubing that for pier net

    Feel free to delete this post as off topic but I'm struggling to figure out the best material for the circular frame of a pier/bridge fishing net. Usually they're stainless steel but some people have done a DIY version that can be collapsed to fit in a bucket. Here's a video: I'm considering...
  17. rooshio

    2 crimp attempts, still have a PEX leak

    Hello, I'm in Utah here. I recently replaced a pressure reducing valve in my house for the main waterline. The whole thing is a PEX setup. My problem is that I've had 2 recurring leaks on the intake side of the PRV. In both cases, the go/no-go gauge indicated a proper crimp. Suspecting the...
  18. Alexandra Untied

    Plumbing Pipes

    Hi everyone! I am a senior Managerial Marketing student at Kent State University. For my senior project, I am collecting insight from plumbers like you on plumbing pipes. I will then analyze these results and present a solution and marketing campaign based on your feedback. If you could please...
  19. Karl Baker

    Brass fittings leak

    I ran all the pex and put valves on the end to test for leaks. I had no leaks, system worked as planned. Then the drop ear elbows came along with the brass nipples and 1/4 turn valves so I assembled everything and had nothing but leaks. Every brass fitting connection point leaked. I put...
  20. Veronica F

    Pitfalls of using PEX to connect replacement radiators?

    Hoping to get some advice regarding connecting new (steel, not cast iron) radiators to existing piping. Contemplating oxygen-barrier, up to 200F pex. Unsure of what size PEX. Unsure if it is even a good idea. My home: built 1941, one story with basement, a bit over 1000 sq ft, closed loop hot...
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