pex

  1. Vdawg

    Replacing shutoffs on PEX-A

    I'm considering purchasing a production home that will be built with PEX-A. The builder appears to be using Accor shutoff valves, which I'd plan to replace fairly soon after moving in. But I could foresee an issue with the stub-outs being fairly short meaning simply cutting off the old valve...
  2. Max Quillen

    Choosing Plumber for Repipe

    I'm not a plumber, but I'm trying to hire one for a total re-pipe to replace 32 year old copper with PEX, in my 2500 sft, 2 story home. Every plumbing company I've talked to just gives me a blank stare when I ask what kind of PEX they would use. This gives me the indication that they plan on...
  3. pollymath

    Freeze Damage Prevention with PEX - Logic vs Home Run

    Debating Replumbing my Copper Under Slab with PEX in attic. I've got a 1" PEX main feed that's been in the attic for 22 years without issue, but I'm still concerned with freeze protection in my new install. I've read that Home Run designs for each fixture can prevent freeze damage because...
  4. MNeeseSpokane

    2 shower fixture, 2 sets of supply lines?

    All, I’m currently working on rough-in plumbing for a basement. I recently redid all the supply lines in the house with PEX (replaced galv steel) and am using a manifold. For my basement shower, I’m planning on doing a standard shower head and a rainfall shower head. My manifold is all 1/2”...
  5. OCinCali

    PEX piping due to slab leak

    Hello, I'm a condo owner in SoCal and would like to ask for your help since I'm not too happy that the plumber used by the HOA ran the PEX pipe inside my small garage. My 1989 built condo unit in the Belfora Community is in a two story building and the slab leak happened to my next door...
  6. msweeney52

    PEX pressure testing

    What is the best way to test newly installed PEX plumbing for the DIY er?
  7. Joegambler0

    Professional DIY advice for new built

    Hi everyone, Going to move soon from FL to Costa Rica and build an off grid Quonset hut. Looking for expert opinions on my choices of plumbing supplies that I am taking with me for the plumbing system. I am in maintenance now and want a good, least trouble free and long lasting system. Rinnai...
  8. NTM

    Brass vs Plastic PEX B fittings

    I am installing a shower using PEX B with copper crimp rings. I need to use a 90 degree elbows for my hot and cold PEX lines to reach the mixing valve without kinking them. Should I use plastic or brass PEX fittings? Cost is not an issue, I'm just looking for the most reliable option because I...
  9. Kevin121

    How to plumb outdoor spigot for both softened and unsoftened water

    We are in the process of building a house and are starting to plan for installing a water softener. I have an outdoor water spigot that is connected to the house's PEX manifold system. The water flow will come in from the pressure tank (well source), then to a whole house sediment filter, and...
  10. Brian80

    Tankless water pressure questions

    I had a Navien NPE-240A installed a few weeks ago. It replaced an 11 year old 40 gallon storage tank that could not handle peak demand (4 adults, 2 kids all showering in the evening). I was taking lukewarm showers on a regular basis, sometimes even cold showers... It's working well and...
  11. ohal3000

    Water pressure issues - Copper vs PEX

    Hello. First time posting, I searched for my question and didn't find anything. My house has terrible water pressure. I am on a well. The pressure tank gives good pressure and even the first hose outlet off the main before entering the house is good. But everything after the pipe enters the...
  12. PHXflood

    Cracks forming next to plastic Uponor fittings

    Has anyone else been seeing Uponor PEX pipes forming small cracks and leaking next to the expansion ring fitting? We seem to be removing more and more of these with no apparent pattern other than the location of the water leak and the plumbing system.
  13. Dohc

    Floor/Bottom Wall Plate PEX Penetrations

    Looking for opinions or methods to modify the bottom wall plate for PEX penetrations. This is the second floor of a 2-story house. The radiant and potable water supply will be under the subfloor, then route up to a plumbing chase where the potable supply manifold and radiant heat manifold is...
  14. jasontf

    ProPEX / Uponor question on tub spout

    I have read in several locations that you cannot connect a tub spout with a diverter to PEX. The explanation that is usually given is that the inside diameter of PEX+fittings is smaller than copper and it will result in water going up and leaking out of the shower head when the diverter is set...
  15. Nathan Sweaney

    PEX up & over 2nd floor attic?

    Short version: Is it okay to run PEX up and over the 2nd floor attic to a 1st floor bathroom? Long version: I've got a 2-story house, 3400 sq ft, with all the copper pipes in the slab. The master bath and guest 1/2 bath is on the far side of the house from the water main & water heater. Above...
  16. Mini Me

    Can you use PEX for venting ?

    Just to be clear I am a DIYer, please excuse the naivety of the question if it is so Is there such an option as using PEX for an 1-1/4 vent ? I have a stretch where I need some flexibility for my pipe which is going to be difficult to achieve with copper or ABS.
  17. luvHiFlo

    Repipe Permit Regrets

    Hi Everyone, We are in the middle of repiping our entire house with PEX. The work seems to be rough and on the sloppy side. Some furnitures were not covered and scratched up, there were dust all over the place, on my closet mirrors and a shelf full of clothes. They have taken apart our laundry...
  18. Nathan Perry

    New radiant heat install

    I’m building a new 2100sq ft home. All one level. I’ve received mixed input on what to use as far as a boiler, hot water heater and electric boiler for the system. The pex will be going in the floor joist. One proposal was also to use 7/8 pex and I’ve read some guys would never use that. What...
  19. Dovid1365

    Replumbed and all fixtures aren't getting water

    I replumbed everything to the meter with PEX and when the city came to turn the water back on I was only getting a trickle by all the fixtures. After much juggling I was able to get what seems to be full flow to one fixture but a lot of the lines are still not filling up. Any ideas? I would...
  20. Ed Reinstein

    Water pressure has significantly reduced after repair to 1/2 PEX

    I put in a niche in our shower, accidentally nicked the PEX tubing. So I bought the fittings and the sharkbite clamps and fixed it. It doesn't leak but the pressure is significantly lower . I'm stumped and can't figure out what I did, any trouble shooting ideas?
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