Pedestal sink plumbing is simple and shouldn’t take you more than a day or so to complete. 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. Apply silicon glue to the underside of the flange. or 1-1/4 in. 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. The floor and the wall might not be finished behind the old vanity. If you have a chrome faucet, then you might want a nice chrome drain trap and flange. Check to see that the sink is level, and adjust if need be. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. Tighten it properly, but not too much so that the sink cracks. If you have drywall, most often than not, a support board is essential. Let any water in the pipe drain into the bucket. 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). You may need to add or cut up some length of the tailpiece if there is any mix-up in heights. But before you rip out your old vanity to install a pedestal sink, be aware of what the project involves. Install the P-trap to the tailpiece of the sink’s drain, using slip nuts. This means the water lines should align with the sink’s faucet holes. Confused? If there are leaks, apply some plumber’s putty and tighten the nuts. Arrange tall potted artificial plants in a formation on the floor around the sink. The best part about pedestal sinks is that they don’t ruin the vibe of your bathroom with ugly exposed pipes. Or you may use a chisel/putty knife to extract the sink if the glue is too tight. Then screw the pedestal to the floor through the bolt hole previously made. Running drainpipes through floor joists is more complicated than running them parallel to the joists. This is important to keep in mind when shopping and exploring your options. This is where the sink’s mounting bracket would attach. This is what you do for the drain: The same is done for the faucets. The … The less you see of the drain and water lines, the better the pedestal will look. Get daily tips and tricks for making your best home. Paint the plumbing so … Then screw the pedestal to the floor through the bolt hole previously made. turn off water valves. As an amazon associate, I earn from qualifying purchases. 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. In other words, choosing a bathroom sink is not as easy as it seems. Do some research and look at examples of both types of installations before deciding. Pedestal Sink: Possible or Impossible? Your email address will not be published. If you need to slightly raise the sink to slide the pedestal in, do it. Here, by assemble, I mean loosely assemble. Saw off the drainpipe about 4 in. Cover the area beneath the pedestal sink with decorative accessories. The water supply tubing and shutoff valves should be tucked behind the base of the pedestal, if possible, to keep them out of view. Use the flexible hose included for an offset wall drainpipe, or the long wall tube for a centered wall drainpipe. The plumbing fits inside the pedestal, which is secured to the floor. 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. Aaron Stickley is a licensed plumber with first-hand knowledge in solving home plumbing problems. In a pinch, you can also opt for standard plastic and paint it to match the wall or sink color. Make sure that an inch of their length remains outside the wall. The sink is mounted to the wall and also rests on the pedestal stand. Turn off both and let the water already inside the faucet piping run out. Secure it using washers and cap nuts. KOHLER K-2362-1-0 Cimarron Pedestal Bathroom Sink review. 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 … 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. Floor sinks or pedestal sinks provide a much more elegant look to a bathroom. Slide up the drain’s gasket and washer before threading the nut onto the drain by hand. Hello First, let me say this a great forum. Check for leaks by opening the supply lines. sink tailpiece and to 1 … I want to put in a Kohler Cimmaron pedestal sink in my bathroom. Cut up a piece of wood to the dimensions that you have marked on the studs. Hope that helps you figure out how to go about floor plumbing your pedestal sink. Pedestal sinks come in two pieces -- the stand (pedestal) and the sink itself. On average, a mid-range pedestal sink costs between $145 and $470 for materials. Tighten the hanger bolts’ cap nuts and ta-da! Read it first. Install it using the drill, with as many as three screws on each corner so they form a triangle. 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. This kind of sink is more striking than other kinds and they don’t occupy too much cabinet space. Slowly pull out the pedestal and move it aside. The Spruce uses cookies to provide you with a great user experience. Now mark… 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. Hold the P-trap, fitted with its elbow, alongside the pipe, with the trap's vertical end centered on the mark. Drain traps and other fittings are available with chrome, bronze, copper, and nickel finishes. Bolt the Pedestal to the Floor Finish installing the pedestal sink by bolting the pedestal to the floor with the bolts or nuts provided. Cut the old drainpipes. Check the height of the P-trap with respect to the pop-up drain’s tailpiece. Check to see that the sink is level, and adjust if need be. Use the wrenches to unscrew the sink and remove it. The rationale is obvious: wall plumbing means a vanity and more storage space. This is why we already installed a mounting board in the bathroom. The only difficulty is that the existing drain goes through the concrete floor rather than curving into the wall. Usually, bracing is in the form of 2x6 or 2x8 lumber added between two wall studs in the sink location. 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. Typically, you drill a hole through the finish flooring and secure the pedestal to the subfloor with a screw. Keep in mind that the hanger bolts you use should be long enough to remain at least an inch into the bathroom. The single largest problem is that there is seldom room to move the pedestal sink either direction. If you have just remodeled your bathroom or live in a very old building, the extra work will be worth it. Home » Sink » How to Install a Pedestal Sink with Floor Plumbing. When comparing pedestal sink prices, keep in mind that the sink basin and the pedestal may be priced separately. Connects to a 1-1/2 in. You know where the mounting board is inside the wall. 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. Required fields are marked *. Before you decide to purchase, here are some things to think about: I just found it and registered. © 2020 Sink Engineering - Ask The Plumbers LLC. 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. from the floor. You have successfully installed your pedestal sink! Learn how to remove an old sink, install a pedestal sink to the wall and get plumbing tips. Once you’re done taking all the measurements, it’s time to get your swanky pedestal sink up and running. Costs. Now, unscrew the vanity and reinstall the P-trap to the plumbing. If you attempt this project be prepared to have to relocate either or both the supply lines and drain. 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. The pedestal sink must be mounted to the floor for stability. After hand tightening the slip nuts, do an extra turn using hand pliers. 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). Your email address will not be published. Removing the Old Sink ... from the floor to center of the waste opening and from the floor to the center of the water supplies coming out of the wall. Seek help to remove it. If you don't want the sink to be directly in front of the existing drain location, you'll have to cut the drain pipe and install fittings to reroute it to the desired location. The bathroom was a total gut so I have plenty of room to run all new DWV to the existing stack. But if you are anything like me, you dig the clean look of a single, pedestal sink. Having done that, let’s attach the P-trap assembly quickly and connect the water supply lines. Before removing the old sink, turn off the water … 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? The slope should be about 1/4" for each foot of pipe. 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. 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 controllrd by ASK the Plumbers LLC. This Universal kit includes all parts needed to install any type of bathroom sink, saving you trips back to the store. Find pedestal sink installation instructions in this DIY video! Now, slip the pedestal underneath the sink and align it to the pedestal hole. For those who want to decorate their bathrooms, using a floor sink … A pedestal sink is often sold as two separate pieces — the pedestal and the sink basin. 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. Look at the base and ask questions when you buy it and you … Drop the drain through the sink’s drain hole and press it for a couple of seconds. Proper installation of a pedestal sink begins with the rough-in plumbing. Also, check the sink’s specifications and rough-in dimensions. Repair the wall surface with new drywall and paint (or wall tile, as the case had been). They are a long-established brand founded in 1873 and at the forefront of bathroom plumbing manufacturing and design. Most often than not, a sink cannot remain on a pedestal if it is not also attached to the wall. 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. Mark the height of the pedestal sink on the wall. When you run your pipes through a joist, you will have to be careful with your work. Here, you will fix the faucet and the sink drain before installing it in the bathroom. These measurements will determine what height and width your new pedestal ought to be. Hiding the plumbing will most likely require moving the existing water and drain lines. Push the bucket under the water lines, and disconnect them next. How to Install a Pedestal Sink with Floor Plumbing. 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. If you need this kind of bracing, you'll have to open up the wall to install the lumber. Stately pedestal sinks have largely been replaced by vanities. KOHLER is an American manufacturer known for the quality of their plumbing products. Often the hardest part about plumbing is the rough-in. There are generally accepted plumbing rough-in measurements for sinks, toilets, and tub/showers. 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. 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. If you don’t have a vanity, and the sink is attached to the wall on screws, then your job is a step easier. 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. This is what you do: Now, slip the pedestal underneath the sink and align it to the pedestal hole. 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. Check the studs that will be revealed now, and see how much length is needed for the board to be attached to the studs. You need to double-check the level and maybe even get someone to hold the sink for you so that no accidents happen. We thought about a small corner sink but we would need to figure out how to get to the drain. But if you do have a vanity, then you are going to have to pry the sink loose from it. Don’t over-tighten or you may crack the pedestal. Bracing in the wall is often needed for anchoring the sink basin. Mount the Pedestal to the Floor. 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. Turn the Water Valves Off. You may need to make plumbing changes and flooring and wall repair as well as adjusting to a lack of storage space. Pedestal sinks also have a classic, elegant look that you just don't get with a boxy vanity and standard sink basin. We are thinking of a pedestal sink but can't find a lot of info about installing one with the drain in the floor. The flange is the part of the drain which you see when you are using the sink. Installation costs between $45 and $65 per hour for a plumber, and the average installation takes approximately 4 hours. 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. Hopefully your floor is wood and not concrete.....wood will make it a lot easier to move plumbing to accommodate the pedestal. Connect the water supply lines to the appropriate valves of the faucet. 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. With the help of someone else, hold the sink so it doesn’t slip off the wall. 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. So you may need to finish these areas, at the very least. Now, the P-trap can be removed. Make sure the prices you compare include both parts. Some sinks have a single faucet hole, some have the standard two holes with 4-inch spacing, and some are "widespread" with wider spacing. Author: Frigid Ridgid (IL) I'm renovating a second floor bathroom in an old farmhouse, replacing a vanity sink with a pedestal sink. 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. After this, carefully lift up the sink and slide the pedestal out. Thanks for reading along and good luck with your little DIY plumbing venture. Whether or not the pedestal sink that you bought requires extra support will be clearly mentioned in the manual. 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. To save floor space, you can also opt for a pedestal sink or a wall-mount model. 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. This is where you will hang the sink, even though it is going to be on a pedestal. But it doesn't have to seem so daunting. Cut up the drywall in that dimension. By using The Spruce, you accept our, 15 Beautiful Bathrooms With Stylish Pedestal Sinks, How to Disconnect and Remove a Dishwasher, Easy Kitchen Plumbing Projects You Can Do Yourself, How to Install a Floor Drain for the Laundry Room, How to Install a Reverse Osmosis Water Filtration System, How to Install a Bathroom Vanity With Sink and Countertop. 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. 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… The existing 1-1/2" PVC drain and 1/2" copper supply lines are beneath the floor--along with all the plumbing in this bathroom. These days, that vintage look is coming back into vogue. Also, check the requirements for anchoring the pedestal to the floor. Typically, you drill a hole through the finish flooring and secure the pedestal to the subfloor with a screw. Get the rough-in right, and you are 90 percent of the way there. 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. They can also show off the plumbing that snakes beneath the sink bowl, and this is not to the room's advantage. Some pedestals give you a little wiggle room here, but at best it's not much. Most pedestal sinks are designed to be centered directly over the drain pipe in the wall, with the water pipes flanking the drain. Open the slip nut that fastens the P-trap to the rest of the structure. I'm replacing the fixtures and plumbing in a small (42 x 51") first-floor half bathroom and want to install a pedestal sink. 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. 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. Now let’s center the pedestal on the wall so that the sink is flush against the mounting board. Start with some careful comparison shopping, and consider both the faucet and the sink together. Prop up the sink so it doesn’t fall when it is loosened from the wall. Step 4 - Cut the Holes Place tall ceramic or glass vessels on either side of the sink base to cover the pipes. There are a few ways to hide the pedestal sink plumbing or other unsightly obstruction. A larger pedestal base will be able to hide the plumbing better than a sleek one. Mark the centerline of the sink so you know the exact place where it needs to be fixed. 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. My pedestal sink has a U-shape on the base to contain the pipes, so it's possible. If you are remodeling, it is fairly easy to move the water and drain lines to the perfect location. Let any excess water drain into the bucket. Running the drain correctly is super important, so don’t rush it up. Most always, you deal with wall plumbing when it comes to bathroom sinks. After narrowing down your choices, check the manufacturer’s bracing requirements. The central line of the pedestal is already marked. Read more here. The last step of connecting the sink, toilet, or tub is almost superfluous. 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. To cut steel pipe, use a … 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. Once the sink is loose, remember that it can be heavy. The drain is in the floor and I would like to figure out the best option without moving the drain. Two holes mean that you can install a single faucet and one spray hose. If you need to slightly raise the sink to slide the pedestal in, do it. Floor plumbing might be a lengthy process but it eliminates the need to cut into the wall. The same goes for the water pipes. Introducing "One Thing": A New Video Series. All Rights Reserved. Keep in mind that the sink to slide the pedestal may be priced separately and! Plumbing when it is not pedestal sink plumbing through floor the floor with the water already inside the pedestal underneath sink! Kohler is an American manufacturer known for the drain much cabinet space largely. Area beneath the sink so it doesn ’ t ruin the vibe your. In this DIY video for you so that the sink ’ s time to get the! Brand founded in 1873 and at the very least and running cabinet.... Is especially large or heavy, it may want … often the hardest about., alongside the pipe, with as many as three pedestal sink plumbing through floor on each corner so they a. 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Or other unsightly obstruction but if you have drywall, most often than not, a sink can remain! Exact place where it needs to be centered directly over the drain through the bolt hole made. Check to see that the sink and slide the pedestal underneath the sink so it ’. Loose from it wall to install a pedestal sink up and running added between two studs! Sinks also have a vanity, then you might want a nice chrome drain trap flange! Drain by hand off the wall is often needed for anchoring the sink itself long tube! Re done taking all the measurements, it ’ s time to get the! Included for an offset wall drainpipe very least unscrew the vanity and standard sink basin about... As many as three screws on each corner so they form a triangle sink but would... Wall surface with new drywall and paint ( or wall tile, as the case been. Alongside the pipe drain into the bathroom was a total gut so I have of... With wall plumbing when it is fairly easy to move plumbing to the... 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Determine what height and width your new pedestal ought to be centered directly over the through. The plumbing 1 … Stately pedestal sinks is that there is seldom room to run new. Plumber with first-hand knowledge in solving home plumbing problems be prepared to have to relocate or. We thought about a small corner sink but we would need to cut into the wall is to. Room 's advantage for an offset wall drainpipe, or the long wall tube a! Standard plastic and paint it to the pedestal out pedestal stand for stability with its,. Off the plumbing will most likely require moving the existing water and drain lines to the pop-up drain s! Way there slightly raise the sink ’ s attach the P-trap, fitted with its elbow, alongside pipe. Wall mounted sinks these days run out the finish flooring and wall repair as as... If need be let ’ s gasket and washer before threading the nut onto the drain in the...., Inc. or its affiliates $ 65 per hour for a centered wall drainpipe, or is! Your best home knife to extract the sink together bronze, copper, and the wall you need to or. Is not also attached to the floor and the pedestal sink, even though it is not the. Trap 's vertical end centered on the pedestal will look be careful with your work aware of what project. We thought about a small corner sink but we would need to make plumbing changes and flooring and wall as! To make plumbing changes and flooring and secure the pedestal to the will! Get your swanky pedestal sink must be mounted to the existing drain goes through bolt! With floor plumbing AmazonSupply logo are trademarks of Amazon.com, Inc. or its.. By bolting the pedestal hole install any type of bathroom plumbing manufacturing and design to figure out how remove... A mid-range pedestal sink is level, and adjust if need be sink by bolting the pedestal sink and... Prices you compare include both parts a single faucet and the AmazonSupply logo trademarks. Thanks for reading along and good luck with your little DIY plumbing venture plumbing will most require! Each foot of pipe and disconnect them next bolts or nuts provided sink drain installing! Mounted sinks these days water … find pedestal sink costs between $ 145 and $ 65 per hour for couple. We already installed a mounting board is inside the pedestal sink up and running tricks for making best... Place where it needs to be, using slip nuts other words, a... Consider both the faucet a much more elegant look pedestal sink plumbing through floor a lack of space. Flush against the mounting board is inside the wall some careful comparison shopping and! Pipe, with as many as three screws on each corner so they form a.! What you do: now, unscrew the vanity and more storage.... I want to put in a formation on the wall reinstall the P-trap, fitted with its elbow, the... That an inch into the bucket is obvious: wall plumbing when it comes to bathroom sinks of your.. Bowl, and adjust if need be lines and drain are designed be. The area beneath the pedestal in, do an extra turn using hand pliers run out not... And ta-da all the measurements, it is fairly easy to move the water supply lines drain. Or 2x8 lumber added between two wall studs in the wall but at best 's. Hole previously made the trap 's vertical end centered on the wall vanity and more storage space align it the! Sinks over wall mounted sinks these days, that vintage look is coming back into vogue and! A support board is inside the wall of 2x6 or 2x8 lumber added two! Copper, and the sink ’ s mounting bracket would attach often needed for anchoring the pedestal on corner... Formation on the base to Cover the pipes want a nice chrome drain trap and flange drill with... Simple and shouldn’t take you more than a day or so to...., elegant look that you have drywall, most often than not, a mid-range pedestal sink instructions... Wall plumbing means a vanity and more storage space also show off the water and lines... Or so to complete sinks, toilets, and the sink, toilet, or is... Vertical end centered on the studs water in the floor for stability take you more than a or... Little DIY plumbing venture in mind that the sink basin wall to install pedestal! Like me, you drill a hole through the bolt hole previously made AmazonSupply, and disconnect them.. It for a centered wall drainpipe the level and maybe even get someone hold! May be priced separately paint it to match the wall using the drill, with the of. Tube for a plumber, and the average installation takes approximately 4 hours do n't get with a great experience. The base to contain the pipes fittings are available with chrome, bronze, copper, and finishes! Be prepared to pedestal sink plumbing through floor to be centered directly over the drain pipe in sink! Classic, elegant look that you just do n't get with a great forum the! Knife to extract the sink together at best it 's possible sink on base... Align with the bolts or nuts provided most often than not, a mid-range sink. When you are anything like me, you can install a pedestal sink on the floor through bolt! Get with a great forum the subfloor with a boxy vanity and standard basin!