Open the slip nut that fastens the P-trap to the rest of the structure. Some sinks have a single faucet hole, some have the standard two holes with 4-inch spacing, and some are "widespread" with wider spacing. Place tall ceramic or glass vessels on either side of the sink base to cover the pipes. Thanks for reading along and good luck with your little DIY plumbing venture. Hold the P-trap, fitted with its elbow, alongside the pipe, with the trap's vertical end centered on the mark. or 1-1/4 in. The best part about pedestal sinks is that they don’t ruin the vibe of your bathroom with ugly exposed pipes. Use the wrenches to unscrew the sink and remove it. Look at the base and ask questions when you buy it and you … Your email address will not be published. Besides that, if you find yourself in a situation where your bathroom has a floor drain instead of the more conventional wall drain, floor plumbing is your only viable option. Prop up the sink so it doesn’t fall when it is loosened from the wall. For this, use the utility knife to slowly cut the sealant atop your vanity (if you want to keep the sink for later, you may use a rubber mallet to get the sink loose without cracking its surface). This is where you will hang the sink, even though it is going to be on a pedestal. Proper installation of a pedestal sink begins with the rough-in plumbing. Get daily tips and tricks for making your best home. Re: Plumbing Pedestal Sink Thru Floor; Author: sum (FL) I like packy's idea of making the wall deeper, build out another 2X3 or 2X4 so that the plumbing can come up through the footprint of the new wall, the OD of 2" PVC is 2-3/8" but the fitting will need more space, you might get by with 2X3 if you use 1-1/2" drain (if it's to code). When comparing pedestal sink prices, keep in mind that the sink basin and the pedestal may be priced separately. Since part of the drain will be visible from certain angles, it looks best if the finish of the drain trap matches the faucet and bathroom trim. Mark the height of the pedestal sink on the wall. The only difficulty is that the existing drain goes through the concrete floor rather than curving into the wall. Turn off both and let the water already inside the faucet piping run out. Now let’s center the pedestal on the wall so that the sink is flush against the mounting board. Pedestal sinks also have a classic, elegant look that you just don't get with a boxy vanity and standard sink basin. Turn the Water Valves Off. Check for leaks by opening the supply lines. Aaron Stickley is a licensed plumber with first-hand knowledge in solving home plumbing problems. 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. There are a few ways to hide the pedestal sink plumbing or other unsightly obstruction. Make sure the prices you compare include both parts. Check to see that the sink is level, and adjust if need be. from the floor. Also, check the sink’s specifications and rough-in dimensions. For mounting a pedestal sink to the floor, irrespective of the floor type, you will need the following things: There can be both hot water and cold water supply lines to your bathroom sink. Repair the wall surface with new drywall and paint (or wall tile, as the case had been). 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 Spruce uses cookies to provide you with a great user experience. Whether or not the pedestal sink that you bought requires extra support will be clearly mentioned in the manual. The same goes for the water pipes. I'm replacing the fixtures and plumbing in a small (42 x 51") first-floor half bathroom and want to install a pedestal sink. If you attempt this project be prepared to have to relocate either or both the supply lines and drain. In a pinch, you can also opt for standard plastic and paint it to match the wall or sink color. You know where the mounting board is inside the wall. You may need to add or cut up some length of the tailpiece if there is any mix-up in heights. But if you do have a vanity, then you are going to have to pry the sink loose from it. © 2020 Sink Engineering - Ask The Plumbers LLC. The … Mark the centerline of the sink so you know the exact place where it needs to be fixed. There are generally accepted plumbing rough-in measurements for sinks, toilets, and tub/showers. I want to put in a Kohler Cimmaron pedestal sink in my bathroom. Now, the P-trap can be removed. Some pedestals give you a little wiggle room here, but at best it's not much. Once you’re done taking all the measurements, it’s time to get your swanky pedestal sink up and running. KOHLER is an American manufacturer known for the quality of their plumbing products. This is what you do for the drain: The same is done for the faucets. With the help of someone else, hold the sink so it doesn’t slip off the wall. Many prefer floor sinks over wall mounted sinks these days. Pedestal sinks are a space saver and can add an elegant touch to the bathroom. Floor plumbing might be a lengthy process but it eliminates the need to cut into the wall. The bathroom was a total gut so I have plenty of room to run all new DWV to the existing stack. Stately pedestal sinks have largely been replaced by vanities. Get the rough-in right, and you are 90 percent of the way there. Most always, you deal with wall plumbing when it comes to bathroom sinks. Cover the area beneath the pedestal sink with decorative accessories. But if you want to avoid the additional work, keep the location of the existing plumbing in mind when you decide on what pedestal to buy. If you have just remodeled your bathroom or live in a very old building, the extra work will be worth it. Drop the drain through the sink’s drain hole and press it for a couple of seconds. 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. Here, by assemble, I mean loosely assemble. In our experience, the most challenging part of floor plumbing a pedestal sink is running the tailpiece from the drain to the P-trap and straight down from there. The flange is the part of the drain which you see when you are using the sink. Floor sinks or pedestal sinks provide a much more elegant look to a bathroom. Start with some careful comparison shopping, and consider both the faucet and the sink together. For those who want to decorate their bathrooms, using a floor sink … Even if the drain is at the right location side to side, it might be too high or too low for the pedestal sink and will need some modification to make it work. The pedestal sink must be mounted to the floor for stability. Your email address will not be published. Bracing in the wall is often needed for anchoring the sink basin. Step 4 - Cut the Holes Read more here. Typically, you drill a hole through the finish flooring and secure the pedestal to the subfloor with a screw. Cut up the drywall in that dimension. This is important to keep in mind when shopping and exploring your options. Installing a pedestal sink can make a small bathroom feel bigger by freeing up both physical and visual space normally occupied by a vanity cabinet. Saw off the drainpipe about 4 in. Now mark… Secure it using washers and cap nuts. To cut steel pipe, use a … Check to see that the sink is level, and adjust if need be. They are a long-established brand founded in 1873 and at the forefront of bathroom plumbing manufacturing and design. A larger pedestal base will be able to hide the plumbing better than a sleek one. Usually, bracing is in the form of 2x6 or 2x8 lumber added between two wall studs in the sink location. But it doesn't have to seem so daunting. To make the patching easy, cut the old drywall back to the inside edges of the studs, then add 2x2 blocking to the sides of the studs to support the new drywall and provide plenty of wood for driving in the drywall screws. Often the hardest part about plumbing is the rough-in. The plumbing fits inside the pedestal, which is secured to the floor. If you don’t have a vanity, and the sink is attached to the wall on screws, then your job is a step easier. In fact, if the faucet is more important than the sink style, choose the faucet first, then find a sink with right hole configuration for the faucet. The last step of connecting the sink, toilet, or tub is almost superfluous. Before you decide to purchase, here are some things to think about: Cut the old drainpipes. Apply silicon glue to the underside of the flange. Typically, you drill a hole through the finish flooring and secure the pedestal to the subfloor with a screw. After narrowing down your choices, check the manufacturer’s bracing requirements. Bolt the Pedestal to the Floor Finish installing the pedestal sink by bolting the pedestal to the floor with the bolts or nuts provided. Connects to a 1-1/2 in. In fact, up until a few years ago, it was difficult or impossible to find a pedestal sink unless you were willing to dig through a scrap yard or buy one for an exorbitant price from a high-end retailer. These measurements will determine what height and width your new pedestal ought to be. Let any excess water drain into the bucket. As with the trap, the water lines and shutoff valves should match the trim of the bathroom because they will be visible from some angles. Install it using the drill, with as many as three screws on each corner so they form a triangle. As an amazon associate, I earn from qualifying purchases. 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. Pedestal sinks come in two pieces -- the stand (pedestal) and the sink itself. The sink bowl is usually attached on the wall mounted on a bracket and by simply lifting up on the sink it will detach from the wall. Install the P-trap to the tailpiece of the sink’s drain, using slip nuts. sink tailpiece and to 1 … To remove the pedestal sink to gain access behind it, remove the caulk under the sink bowl and the caulk near the bottom stand at the floor. The holes will have to follow a straight line that goes across the floor and has to either go up or go down so the pipe has a slope. Sinkengineering.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Confused? Connect the water supply lines to the appropriate valves of the faucet. Now, unscrew the vanity and reinstall the P-trap to the plumbing. In addition, if you have to make changes to the plumbing or add bracing in the wall, you'll need to patch in the drywall, finish the seams, and paint the wall. To save floor space, you can also opt for a pedestal sink or a wall-mount model. Distance between the floor and the water supply pipes Distance right to left from each water supply pipe to the drain Sit on the floor with the sketch in hand and visualize how the back of the pedestal sink will match up with the supply lines. Is there any reason why I can't or shouldn't run the drain for a pedestal sink straight down through the floor, leaving nothing showing as far as the drain is concerned, as long as it dumps into 1 1/2" schedule 40 PVC with a trap under the floor? Tighten it properly, but not too much so that the sink cracks. Learn how to remove an old sink, install a pedestal sink to the wall and get plumbing tips. This is what you do: Now, slip the pedestal underneath the sink and align it to the pedestal hole. The water supply tubing and shutoff valves should be tucked behind the base of the pedestal, if possible, to keep them out of view. Find pedestal sink installation instructions in this DIY video! Then screw the pedestal to the floor through the bolt hole previously made. Hopefully your floor is wood and not concrete.....wood will make it a lot easier to move plumbing to accommodate the pedestal. Here, you will fix the faucet and the sink drain before installing it in the bathroom. 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. Introducing "One Thing": A New Video Series. On average, a mid-range pedestal sink costs between $145 and $470 for materials. After this, carefully lift up the sink and slide the pedestal out. Use the flexible hose included for an offset wall drainpipe, or the long wall tube for a centered wall drainpipe. If you have a chrome faucet, then you might want a nice chrome drain trap and flange. Pedestal sink plumbing is simple and shouldn’t take you more than a day or so to complete. This is where the sink’s mounting bracket would attach. Once the sink is loose, remember that it can be heavy. Author: Frigid Ridgid (IL) I'm renovating a second floor bathroom in an old farmhouse, replacing a vanity sink with a pedestal sink. If the basin is especially large or heavy, it may want … Installing a pedestal sink can open up a lot of floor space in your bathroom. If you need to slightly raise the sink to slide the pedestal in, do it. Before removing the old sink, turn off the water … Hiding the plumbing will most likely require moving the existing water and drain lines. In this guide, we will walk you through the steps to plumb a pedestal sink through the floor without having to use the code-prohibited S-traps. Seek help to remove it. So you may need to finish these areas, at the very least. Required fields are marked *. Four holes mean three of the left holes for the faucet (hot and cold water valves plus the spout) and one on the far right for the spray hose. 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. After hand tightening the slip nuts, do an extra turn using hand pliers. You need to double-check the level and maybe even get someone to hold the sink for you so that no accidents happen. The slope should be about 1/4" for each foot of pipe. How to Install a Pedestal Sink with Floor Plumbing. This kind of sink is more striking than other kinds and they don’t occupy too much cabinet space. Keep in mind that the hanger bolts you use should be long enough to remain at least an inch into the bathroom. Pedestal Sink: Possible or Impossible? Pedestal sinks installed with the plumbing visible can look just fine, but it's also possible for an installation to almost completely hide the plumbing. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. Home » Sink » How to Install a Pedestal Sink with Floor Plumbing. And, it is about three inches off center in the space where the sink needs to go, making installation of the pedestal impossible as is. Installation costs between $45 and $65 per hour for a plumber, and the average installation takes approximately 4 hours. The single largest problem is that there is seldom room to move the pedestal sink either direction. Make sure that an inch of their length remains outside the wall. Slide up the drain’s gasket and washer before threading the nut onto the drain by hand. Or you may use a chisel/putty knife to extract the sink if the glue is too tight. The less you see of the drain and water lines, the better the pedestal will look. We thought about a small corner sink but we would need to figure out how to get to the drain. The problem is that it would be very, very difficult to run the drain pipe into the wall--I really need to run the drain through the floor, but I can't find any examples of this. Now, slip the pedestal underneath the sink and align it to the pedestal hole. Sinkengineering.com is controllrd by ASK the Plumbers LLC. A pedestal sink is often sold as two separate pieces — the pedestal and the sink basin. Running drainpipes through floor joists is more complicated than running them parallel to the joists. Tighten it using a wrench–just enough, but not too much so that it cracks. Wipe off any excess glue that may be seen atop or below the drain. If you need this kind of bracing, you'll have to open up the wall to install the lumber. Drain traps and other fittings are available with chrome, bronze, copper, and nickel finishes. Check the height of the P-trap with respect to the pop-up drain’s tailpiece. If you need to slightly raise the sink to slide the pedestal in, do it. Paint the plumbing so … You have successfully installed your pedestal sink! turn off water valves. Then screw the pedestal to the floor through the bolt hole previously made. For those who want to maximize floor space or those going for a simple, vintage bathroom refresh, a pedestal sink is an excellent alternative to a … 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. 20 inch mayfair pedestal sink in white vine hammered copper pedestal sink does the pedestal look bad in bathroom before after dollar skirted sink halden porcelain pedestal sink bathroom Installing A Pedestal Sink With In Floor Drain Diy Home Improvement ForumBefore After Dollar Skirted SinkPedestal Sinks Ing And Installing A Bathroom SinkBathroom Flooring Vanity Plumbing…