Can you connect two water supply lines?

Connecting two faucet supply lines is best done using a compression nut fitting. The easiest way to do this is to measure the pipe and purchase a compression fitting that matches the size. Joining the lines to the fitting may involve different procedures depending on specifications, but it is never complicated.

How do you splice two water lines together?





Quote from the video:
Quote from Youtube video: Using one wrench to stabilize the stop and the other to tighten the connection wrench tighten one half turn after the nut begins to hold or fight thread both connectors onto the valve.

How do you tie an existing water line?

Quote from the video:
Quote from Youtube video: For this job we'll be using a battery-powered saw our glue and primer and a marker so if you're wanting to tie in with a tea to your pipes. You'll take the tea. Place it over the pipe.

Can you overtighten water supply line?

Do not overtighten the supply line.



Such overtightening will cause the metal threads inside of the line to become warped, making it much easier for water to slip past. It may also damage the rubber O-rings inside of the line.

How do I combine two supply lines?

For flexible water supply lines, install your faucet and wrap the threaded end in several layers of Teflon Tape. Screw the threaded end and use a compression fitting to connect it to the wall’s supply line. For inflexible water supply lines like hard plastic or copper tubes, connect using compression fittings.

How do you extend supply lines?





Quote from the video:
Quote from Youtube video: So when you remove that nut and i think there's also a little kind of coupling thing in there a compression thing anyway um that will allow you to extend this hose uh into the supply.

How do I extend my water supply outside?

How to Extend an Outdoor Faucet

  1. Turn off the water supply valve to the house. …
  2. Loosen and remove the faucet at the water pipe with an adjustable wrench fitted just behind the bonnet and handle.
  3. Wrap vinyl plumber’s tape clockwise onto the threads at both ends of the galvanized pipe used for the extension.

How do you connect faucet supply lines?

If you need to attach new supply tubes:

  1. Wrap plumber’s tape around the threads of the faucet’s male hot and cold fittings. This will help prevent leaks.
  2. Attach the connectors to the fittings.
  3. Label the hot and cold tubes so that you know which one is which. This will make the project easier as you work.


Can overtightening cause leak?



If a valve is over-tightened, it deforms the tubing and the connection, as mentioned earlier. These deformities create cracks and gaps where the fluid can begin leaking out.

How tight should a water supply line be?

Replace Bathroom Water Supply Lines Without Leaks



One of the biggest problems when swapping out water supply lines is knowing how tight the connections should be. Obviously this is important to prevent water leaks. Most directions say to hand tighten then use a wrench for the last 1/4 to 1/2 turn.

Can you overtighten compression fitting?

Hold the compression fitting body tightly with a pair of grips and tighten the nut with a spanner. Its often said in the trade to not over tighten a compression fitting, leaving you more thread in the case of a leak and not distorting the olive or fitting. Generally a nut will need one whole turn after hand tightening.

Should you use Teflon tape on compression fittings?



DO NOT use Teflon tape under the compression nut or on flare threads of brass compression fittings (or a compression fitting of any other material)! Liquid or gas does not touch those threads.

How much pressure can a 3/8 compression fitting hold?

Maximum working pressure is 400 psi.

Are compression fittings better than solder?

Compression fittings are not nearly as robust as soldered fittings making them much more sensitive to powerful stresses. They are not ideal for applications where they could be potentially exposed to lots of flexing, bending and excessive vibration or tube movement.

Do professional plumbers use compression fittings?

Compression fittings are required in both plumbing and electrical conduit systems to join pipework or tubing together.

Do professional plumbers use SharkBite?



When and when not to use SharkBite fittings



Most professional plumbers believe that SharkBite fittings and other kinds of push-fit fittings should only be used as an emergency, temporary fix, and not for any enclosed or permanent plumbing system. However, there is a growing selection of DIYers who would disagree.