This is what you do: With the help of someone else, hold the sink so it doesn’t slip off the wall. Tighten it properly, but not too much so that the sink cracks. With the sink mounted, connect … This is where you will hang the sink, even though it is going to be on a pedestal. With the help of someone else, hold the sink so it doesn’t slip off the wall. Turn the … You may need to add or cut up some length of the tailpiece if there is any mix-up in heights. The name is derived from its shape—a looping configuration that looks like a sideways "P." The bend in the trap holds a small amount of standing water that's left behind in the drain each time the sink … trap assembly to the sink tailpiece and PVC trap adapter. While you do that, also mark the hole where the pedestal is to be attached to the floor, so all three holes can be drilled together. Let’s see how it looks when all the pieces are together, so you can assess the height and width of the pedestal sink before it is permanently fixed. Install the P-trap to the tailpiece of the sink’s drain, using slip nuts. Attach the trap Photo by David Carmack. All Rights Reserved. Required fields are marked *. Because of this, we recommend using the Flex P-trap and pedestal … Tighten the slip nuts at both ends of the P-trap using channel-lock pliers. In the majority of cases, if the pedestal has been originally installed properly, this will require removing the pedestal. Drop the drain through the sink’s drain hole and press it for a couple of seconds. A P-trap or S-trap. When replacing a P-trap, you should use the same type of trap you remove. Remove the elbow and place the P-trap's slip-nut and washer over the pop-up waste's tailpiece. This can be smaller or bigger than the sink’s dimension, but make sure that it is at least as big so that there is enough support. Ensure this part of your sink works before installing your sink top. Two holes mean that you can install a single faucet and one spray hose. Cover the P-trap's threads with plumber’s tape for a secure, leak-free fit. Still, since the sink itself is fastened to the wall, the pedestal may be removed for brief periods of time if necessary to work on the P-trap. Your email address will not be published. Cover the P-trap's threads with pipe dope or plumber's tape and slide the trap up to the mark you just made on the tailpiece. Apply silicon glue to the underside of the flange. Be careful not to exert too much downward force on the suspended pedestal sink. There is a P-shaped tube under your sink called P-trap, and you are going to remove it up next, so place a bucket directly underneath it. Installing Your Sink on the Pedestal. Carefully slide the pedestal along the floor away from the wall so there is enough room to access the drain pipe. Replacing the drainpipe and P-trap connected to a pedestal sink requires the right tools and some planning. Pro tip: Make sure the drain assembly on the sink goes all the way down into the P-trap at least an inch or an inch and a half. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. The shape of the p-trap when installed this way takes advantage of the brachistochrone property of the cycloid shape. Use a fine-tooth hacksaw blade to cut the trap arm to length if necessary. After hand tightening the slip nuts, do an extra turn using hand pliers. From the top of the sink, pry the drainpipe up with a flathead screwdriver. Running the drain correctly is super important, so don’t rush it up. Keeping the pedestal and basin together, move them away from the wall. Now, the P-trap can be removed. Remove the entire trap from the waste pipe. Loosen the nut that connects the sink stopper to the back of the drainpipe with a pair of channel-lock pliers. Tighten the hanger bolts’ cap nuts and ta-da! Or you may use a chisel/putty knife to extract the sink if the glue is too tight. Complete the installation by connecting the 1-1/4 in. A P-Trap is used if the drain pipe is coming out of the wall, an S-trap if its coming out of the floor. Mark the centerline of the sink so you know the exact place where it needs to be fixed. A drain trap is often known as a P-trap. Seek help to remove it. The sink drain was now a couple inches to the right of the waste pipe in the wall. If it doesn’t quite reach, you’ll need to add on an extension pipe. The near vertical drop allows the waste water draining from the sink to enter the trap with a lot of speed so that the trap self scours. Check to see that the sink is level, and adjust if need be. Tighten all the nuts with a pair of slip joint … Cut up a piece of wood to the dimensions that you have marked on the studs. Loosen and remove the P-trap from the branch drain and sink drain tailpiece, using channel-type pliers. Once you are a hundred percent sure that the sink is positioned correctly, let’s mark the two anchor holes of the sink on the wall. Coat the bottom of the flange with a bead of plumber's putty. … Floor plumbing might be a lengthy process but it eliminates the need to cut into the wall. 7 Steps to Install a Pedestal Sink with Floor Plumbing: Step 4: Installing Optional Support Board for Extra Stability, Step 5: Prepping the Surface for Installation, Step 6: Plumbing the Sink Drain and Faucet, Wall paint and drywall supplies to repair the wall. Make sure to remove all mounting bolts if present. Retain them if you plan to reuse them for a new installation. The rationale is obvious: wall plumbing means a vanity and more storage space. Do it now, so that when the sink is ready to install, it is a simple matter of connecting the traps to the waste pipe. A pedestal sink has two parts: a basin bolted to the wall, and a pedestal that provides support while concealing the plumbing. Use the wrenches to unscrew the sink and remove it. The … But if you do have a vanity, then you are going to have to pry the sink loose from it. Most pedestal sinks depend upon the pedestal for a certain amount of support. I realize I have to move the plumbing and it has to look nice. Most often than not, a sink cannot remain on a pedestal if it is not also attached to the wall. Now, unscrew the vanity and reinstall the P-trap to the plumbing. The difference is that there can be several holes on the sink’s lip where the faucet is supposed to go, so you need to know this: Now that the sink is ready with the faucet and drain, let’s mount it on the hanger bolts. I've got the supply lines figured out but cannot figure out how to install the P trap to the drain in the floor. Thread the drain flange into the body of the drain. Wipe off any excess glue that may be seen atop or below the drain. Step 5 - Remove P-trap. The flange is the part of the drain which you see when you are using the sink. Have a helper hold the sink steady so it doesn't tip over. Tighten it using a wrench–just enough, but not too much so that it cracks. If there is old putty still attached to the bottom of the flange, scrape it off with the flathead screwdriver. Slide two slip nuts onto the end of the waste arm, with one nut at the curved end, open threads facing outward, the other nut near the straight end of the arm, … You need to double-check the level and maybe even get someone to hold the sink for you so that no accidents happen. The main problem is that pedestal almost entirely blocks access to the trap. Once the P-trap is detached, empty its contents into the bucket. This is often fixed with an adjustable P-trap or S-trap … Position a bucket directly under the P-trap to catch any spilling water. Open the slip nut that fastens the P-trap to the rest of the structure. If the p-trap it is clogged, you must remove the sink from the wall in order to unclog the p-trap. Hi Guys, I had to remove the trap from my bathroom sink a couple weeks ago to recover a piece of jewelry, and have had a very difficult time reinstalling the p-trap. Home » Sink » How to Install a Pedestal Sink with Floor Plumbing. The sink … Rule 2: If the p-trap is connected to a utility which you don’t use frequently, then it may happen that over a period of time, the water column in the trap may dry up. Cut up the drywall in that dimension. Your email address will not be published. Thread the nut on to the trap by … How a P-Trap Works . Connect the new drainpipe by holding the flange above the sink with one hand while turning the new drainpipe clockwise under the sink with the other. Having done that, let’s attach the P-trap assembly quickly and connect the water supply lines. Sink Trap Assembly Cost Non-discounted retail pricing for: 1 1/2" ABS or PVC ptrap. Measure, cut and fit drain pipe and p trap … Though more elegant-looking than your typical vanity cabinet, pedestal sinks have their downsides, one of the biggest being that it is rather difficult to get at the plumbing. Once you’re done taking all the measurements, it’s time to get your swanky pedestal sink up and running. The time has come to place your assembled sink onto the pedestal base. Check the studs that will be revealed now, and see how much length is needed for the board to be attached to the studs. The best technique for this is to insert the tip of the screwdriver under the flange, then rotate the screwdriver to break the flange seal. Once you’ve placed the sink on top of the base, look at the drain assembly. Make sure that an inch of their length remains outside the wall. The P-trap is the curved section of pipe at the base of the sink’s plumbing. Connect the water supply lines to the appropriate valves of the faucet. Pedestal sinks often have elaborate and decorative bowls, but they all rest atop a column that conceals the water lines and drain pipe. The central line of the pedestal is already marked. If you install the p-trap … If there are leaks, apply some plumber’s putty and tighten the nuts. Pro tip: Make sure the drain assembly on the sink goes all the way down into the P-trap at least an inch or an … Connect the water supply lines to the appropriate valves of the faucet. Confused? To connect a pedastal sink, the sink would first be connected to a P-trap and there needs to be a horizontal run equal to 2 times the trap diameter from the trap weir to the riser. Keep in mind that the hanger bolts you use should be long enough to remain at least an inch into the bathroom. Traps come in 1 1/4 inch (standard bathroom sink) or 1 1/2 inch (standard kitchen sink) inside diameter sizes. Unpackage the new drain trap kit. The curved pieces of drain pipe underneath your sink, commonly referred to as p-traps, do a lot of dirty work. Join the top of the P-trap to the bottom of the drainpipe and the other end of the P-trap to the outlet pipe in the wall. The new sink … Follow these steps to install the P-trap: Slide the short side of the P-trap onto the tailpiece that drops down from the sink drain. How to Install a Pedestal Sink with Floor Plumbing. Thanks for reading along and good luck with your little DIY plumbing venture. 1 assembly: $5.83: $7.16: Sink Trap Installation Labor, Basic Basic labor to install sink trap with favorable site conditions. Hold the flange up above the sink with one hand while turning the drainpipe counterclockwise under the sink with the other. © Copyright 2020 Hearst Communications, Inc. Do not over-tighten the mounting bolts, as it could crack the pedestal. Once you’ve loosened both nuts, lift the entire P-trap free from the plumbing. Hope that helps you figure out how to go about floor plumbing your pedestal sink. Traps are made from ABS (black), PVC (white) or brass (either chrome-plated or natural colored). In order to access the drainpipe and P-trap under the sink, the pedestal must be removed. Employ the assistance of a helper to make sure the P-trap successfully moves off the wall while the sink is also moving. In some cases, you may be able to use your existing sink basin and only replace the stand. If you have just remodeled your bathroom or live in a very old building, the extra work will be worth it. This is why we already installed a mounting board in the bathroom. Though more elegant-looking than your typical vanity cabinet, pedestal sinks … If you have drywall, most often than not, a support board is essential. Sit on the floor to the side of the pedestal, near the wall, to view the now-visible P-trap. You want the drain assembly to enter into the P-Trap … Join the top of the P-trap to the bottom of the drainpipe and the other end of the P-trap to the outlet pipe in the wall. Place a small folding screen around the base of your pedestal sink … Move a bucket underneath the P-trap and remove the P-trap by loosening the slip nuts at both ends. Install the P-trap to the tailpiece of the sink’s drain, using slip nuts. Use channel-type pliers or a basin wrench to remove the mounting nut from the tailpiece on the old drain assembly, then lift the assembly clear of the sink. You have successfully installed your pedestal sink! Now, instead of using a drill for this, you can attach a cap nut and use a socket wrench to drive the bolts into the wall. If the p-trap it is clogged, you must remove the sink from the wall in order to unclog the p-trap. 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