The overall toilet length includes the clearance gap between the wall and the back of the toilet tank. Wall-mounted toilets ensure that neither the flushing pipe nor the supply pipe can be seen from the outside. Kevin Sharp has a bachelor's degree in journalism from Illinois State University. If the floor is bare, with only the flange, which sits on top of the toilet drainpipe, measure from the wall to the midpoint of the flange opening. If your rough in isn’t 10, 12, or 14 inches, you’ll need to replace the current flange with an offset flange before you install your toilet. Compare these two measurements. Also any other tips or hints for the plumbing of the waste line would be greatly appreciated. So you will need to minus away the clearance distance to get the actual length of the toilet. In new construction, the plumber sets the flange after the wall framing is complete but before the builder hangs drywall. Position an offset toilet flange over the soil pipe and measure from the center of the flange to the wall to find the mounting angle and position closest to 12 inches from the wall. I tried installing new gaskets on the tank-bowl bolts, but no help. The offset flange is a great invention. This is a hassle and a pain in the neck. Canuck. Do you mean, you have got a toilet with a 15.78 in rough-in size and your floor rough-in is 12 inches from the wall? If the water line is too low, you’ll have to notch the trim. An off-set toilet flange is different from a traditional toilet flange in that the top opening, which the wax ring and toilet sits above, is offset from the insertion point by varying amounts. If your drywall is thicker than that, add more. This means the toilet flange should be 15” from the vanity, the shower, the tub, and both the back and side walls. Determine the toilet wall where the back of the toilet tank will be, measure it from end to end and spray a dot of marking paint on the floor at the center point. It’s important to know specifically what your toilet’s rough-in size is before you calculate the distance from the flange to the back wall. If you want to install it you’ll have to break the floor and install a 4-inch offset toilet flange which will increase rough in to 16 inches. Even if you were to switch brands and use a 2" offset, it would still be away from the wall. The drain location for my toilet (concrete floor white PVC flange currently in place) may turn out to be a little too close to the side wall. The distance of the toilet flange from the back wall depends on whether or not the construction is new or if a finished wall already exists. The closet you can get would be a 14" rough toilet. The best 9″ rough-in toilet I have come across so far is the 10-inch rough-in Toto CST744SF.10#01 Drake Two-Piece Toilet (Amazon link #ad). I've heard from a few plumbers who think the offset angle restricts water flow and results in a less powerful flush, but even if that were true, there are more powerful flush valves that will help overcome such concerns. troym. It’s important that you get these calculation correct, so your toilet rough-in measurements are extremely accurate. There are problems that may be common to both or problems that are the same but treated differently based on the wall hung toilet's setup. 12 years ago. What Is the Minimum Amount of Space Needed for a Toilet? models and 14-in. Hi All, I've got a major problem with the installation of my toilet - the plumber in all his wisdom, managed to center the drain 18" from the back wall and now it won't pass inspection as it's too far form the wall behind. This is because toilet paper and faecal matter gets caught in the offset. It fits right on the existing closet flange that the toilet is bolted to. canuck50. Only 8 left in stock - order soon. Fortunately, you can obtain an offset flange adapter at most large home supply stores and certainly through a plumbing supply shop. The problem: the toilet is 3 1/2 inches away from the wall and looks awful. With close coupled toilets, the cistern and toilet pan are joined together to hide the flush pipe. He mentioned that it wouldn't be a problem due to the use of an offset flange. I would install a cabinet on the wall behind the toilet then. 3.7 out of 5 stars 16 ratings. I created this video with the YouTube Video Editor (http://www.youtube.com/editor) Some models go as low as 10 inches and others as high as 14 inches. Typically, you need a minimum of 48 inches by 66 inches of open space in an ADA-compliant toilet area. FREE Shipping by Amazon . Press Esc to cancel. The reason why it’s so important to get your toilet rough-in dimensions as accurate as possible is to prevent unnecessary issues. Featured Answer. I finally bought a new toilet and installed it today. Some brands have a tank that would be perhaps 2" thicker. If you used ½” drywall, add an extra ½”. The drain pipe is too close to the wall… For those who are unfamiliar with what this is, a toilet’s rough-in distance consists of four different dimensions. The measurements listed above are for your basic toilet featuring a 12” rough-in. Long radius 40mm offset pan collars such as pan collar 3 work better. If you’re planning on replacing or readjusting your toilet, you’ll want to ensure that you calculate the toilet rough-in distances. If you measure correctly, there will be a few inch gap between the tank and wall (which is important to access the tank). Sometimes you can move the bolts out that extra 1/4" and install the standard 12" toilet anyway. The plumber determines the actual distance when he sets the toilet flange in the floor. Remove any leftover water in the tank or toilet bowl with a sponge; Place a large piece of plastic down where you will place the toilet while working it will still have residual water in it and it will leak. The wall toilet has become the most popular installation type. Plastic Oddities Offset Toilet Flange (POF100), Repairs Toilet Too Close/Too Far from Wall/Vanity, Fits over 3"/Inside 4" PVC Pipe, Made in USA Brand: Plastic Oddities. The wall faced toilet pan sits flush against the bathroom wall. Depending on whether you have a 8 or 9 inch toilet rough-in you will need to move the wall back one or two inches to accommodate a 10-inch rough-in toilet. 13 years ago. The offset toilet flange can be installed in different orientations, depending on whether you want the toilet to be closer or further from the wall. Best to get your toilet > before plumbing/wall construction. Offset Toilet Flange. Today, the vast majority of toilets are 12-in. If you’re unsure if your toilet has a 12” rough-in, you can look in the owner’s manual. Toilet Position from the Wall While the toilet itself does not have to be positioned any set distance from the wall, enough room behind the base of the toilet for the tank is necessary. Another thing you need to consider is the thickness of your back wall. Notice the length is measured from the wall to the front tip of the toilet bowl. Our experience has shown that most 40mm offset pan collars such as pan collar 4 and 5 will cause toilet suites to regularly block. On average, toilet rough-in placement tends to be 12 inches from the back wall. An s-trap toilet usually requires a set-out of 140mm. Most toilets flanges are set on 12" centers away from the finished wall, but some are made for 10" centers for small bathrooms. 1) For 8″ Rough-in Use 1″ Offset Flange & Install 10″ Toto Drake Toilet. The cistern often also disappears behind the installation system. The setback of a toilet is determined by the toilet itself. Wall hung toilets can have a tank that is attached to it like a floor mounted toilet, or use a flushometer. Fortunately, you can obtain an offset flange adapter at most large home supply stores and certainly through a plumbing supply shop. American Standard 8351.076.002 Exposed Yoke Wall-Mount Utility Faucet with Offset Shanks and Metal Lever Handles, Polished Chrome. S-trap set-out measurement. Mosaic tile for example has a thickness of 3/8” and mortar has a 1/8” thickness. The standard distance from the back wall is 12 inches, or 12-1/2 inches from the center of the flange to the wall framing. Mark the outline of the offset pipe beneath the flange onto the floor below with a pencil. The distance from the front of your toilet to any wall or fixture is based on your local plumbing code. The right amount of space in front of the toilet bowl. It sounds like you tiled the wall behind the toilet with some fairly thick tile. The old toilet was a “14-in. The old toilet's tank was touching the wall behind it, and so is this one. Better Homes & Gardens mentions a reminder to do-it-yourselfers to include the baseboard's thickness in the measurement from the flange to the wall if measuring from the lowest point. Our experience has shown that most 40mm offset pan collars such as pan collar 4 and 5 will cause toilet suites to regularly block. Toilets that are designed for 10 or 14 inch rough ins tend to cost a little more. 15” is the minimum distance from the toilet flange to any sidewall or nearby fixture. You will need to check the existing water tap location for clearance. Space is limited. Then measure from the center of the mounting holes to the back of the new toilet you're considering. As you’re calculating this information, it’s best to write this data down for reference. To begin, you’ll want to equip yourself with a tape measure, so you can be sure you’re as accurate as can be. Here you will find the information needed to install such a flange. If the toilet sits opposite a shower door, 30 inches is the minimum distance between the two fixtures, but 36 inches gives you a little more wiggle room. Get it as soon as Thu, Dec 31. If you currently have a 12" setback, you could buy a new toilet with a 10" setback and gain two inches at the wall, but, I wouldn't normally recommend it. I think the offset is a toilet … Toilet pan connectors available include the 90-degree pan connector, Macfit toilet pan connector, Macfit flexible pan connector and McAlpine pan connectors with a long bend. A toilet in one of our bathrooms was leaking. The exposed portion of an offset flange resembles a conventional flange's rim. That means the flange was centered 14 in. In front of the toilet, it's recommended you have a minimum of 24 inches, though some codes go as low as 21 inches. However, with an offset flange, you may have an exposed area of the … Compare these two measurements. Hi, I have an old style toilet with a wall mounted cistern. Excludes trade quotes, stock liquidations, commercial quantities and MarketLink products. At the moment there is a 90degree connector between the outlet of the toilet and the soil pipe. I also don't want to furr out the wall. Unnecessary plumbing issues. These toilet pans are easy to clean and complement a contemporary styled bathroom. Position an offset toilet flange over the soil pipe and measure from the center of the flange to the wall to find the mounting angle and position closest to 12 inches from the wall. In this case, 15” of clearance is required. But if you're building from scratch, you can choose your toilet first and tailor your plumbing accordingly. Type above and press Enter to search. We don't know when or if this item will be back in stock. TOTO now has a 10" dual flush at the factory. Can I use an offset flange to move the toilet laterally versus forward? What Is the Standard Plumbing Hole for a Toilet? When you measure this distance, make sure you measure from the finished wall and not the base molding. The problem with this method is that a 2-inch gap will be left between the toilet tank and the wall. > from the center drain to the finished wall. However, if you have a bidet next to the toilet, there should be a minimum of 30 inches between them. Re: Toilet offset: aemeijers: 9/22/08 7:54 PM: Take a yardstick and go into your bathroom. Email Save Comment 10. Should You Use It or Not. It fits right on the existing closet flange that the toilet is bolted to. © Copyright 2020 Hearst Communications, Inc. the depth from the back wall is fine, I think the toilet will be too close to the side wall. Some 10 inch rough-in toilets are smaller, but you'll need to add an offset flange to set the rough-in closer to the wall or you'll end up with a big space between the tank and the wall. I could use an offset flange to help get around the joist. A wall may have moved a bit or a new angle is desired for the toilet in a bathroom. When calculating your toilet's measurement from the wall, never solely calculate based on the toilet's dimensions alone, as these do not include the tank. Choose a toilet with a larger measurement you’re your rough in and you’ll have a large gap (several inches) between the back of the toilet and your wall. The offset toilet flange can also be used to move the location of a toilet back towards the wall … If your rough in isn’t 10, 12, or 14 inches, you’ll need to replace the current flange with an offset flange before you install your toilet. Some jurisdictions are listed under the IPC (International Plumbing Code). Wall faced toilets are great for small bathrooms, as the cistern is concealed inside the wall. It was built around 1979. Although 12” is the standard size, some toilets also feature a 10” and a 14” rough-in. The back wall distance remains the same, 12-1/2 inches from the center of the toilet flange to the framing, but the minimum space to the side increases to 18 inches from the toilet centerline to the finished wall on both sides. The difference between each style Back to wall toilet cisterns are attached directly to the bathroom wall, which allows the pipes to be hidden. The size of the free space in front of the toilet varies, depending on the placement of the toilet, so get your plan approved by the local building authority before starting. The offset toilet flange can also be used to move the location of a toilet back towards the wall if it is out too far, or to the left or right for better clearance around other bathroom fixtures. This is measured from the toilet’s centerline, not from the outside edge. The minimum distance between the toilet and a finished wall on either side is 15 inches. However there are only a few 14″ rough-in toilets for sale in the U.S. so your choice is limited. However, if your jurisdiction is listed under the UPC (Uniform Plumbing Code), you’ll need a bare minimum of 24” of clearance. An offset pan connector is ideal for connections that have minor misalignment for example the swan neck pan connector offers misalignment up to 5 degrees in any direction. (You can check a toilet’s rough in by measuring from the wall to the toilet bolts.) The next option for 16″ offset toilet is to install a normal 14-inch rough-in toilet. Some of the problems you could potentially face if your dimensions are not accurate include: Trying to install a toilet that’s too big or small for the given space. Sometimes you can move the bolts out that extra 1/4" and install the standard 12" toilet anyway. Benefits and advantages of the Plastic Oddities Offset Toilet Flange (POF100) The best spot would be to put the cold-water supply line in. Below is the diagram I took from its specification sheet. Then measure from the center of the mounting holes to the back of the new toilet you're considering. The correct amount of space on both the right and left side of the toilet. Good bathroom design allows family members to access each bathroom fixture with ease. Discharge hole from back wall: Offset hole from the back wall by 12 1/2 inches Discharge hole (vertical) : Drain located at floor height; distance is zero Fixture (side to side buffer) : Measured from center of the toilet to either side, minimum clearance is 15 inches to any wall or other fixture; 18 inches recommended if bathroom layout allows For the waste water line, an offset toilet flange will allow you to move the toilet a couple of inches in any direction without having to cut a new hole in the floor or reconstruct the waste water pipe. 40mm Offset Pan Collars. For an s-trap toilet, the measurement is taken from the wall to the centre of the waste pipe. Your second option is to renovate your wall to increase the rough-in distance between the toilet’s drain and the wall surface. That's how American Standard measures its toilet length. It is inexpensive and can be used to install all toilet models. There is usually a vertical waste water pipe under the toilet that uses gravity to move wastewater away. That’s a very usual size toilet. He began his career in plumbing at the age of 14 while still in high school. Offset toilet flanges are an accessory for existing toilet drains that sit too close to the basement wall. Everything is closed in, floor is tiled, and toilet was installed today. How to Remodel a Bathroom for Accessibility, Lusk Remodeling: Bathroom Planning Guidelines, How to Position a Toilet in a Small Bathroom. Save my name, email, and website in this browser for the next time I comment. They include: The proper distance from the back wall to the toilet flange. 90mm – 250mm. Can Doors Swing Into a Hallway From an ADA Bathroom? The framing could have been moved, or boxed out. Follow. I am installing a new toilet. rough in”. To calculate this distance, you’ll want to measure from the very front edge of the toilet to any wall or fixture in front of it. 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