Unscrew the water supply line from the back of the toilet. Now, you need to connect the toilet. Nicely done. And a rocking toilet will distort the wax ring and cause leaks. With the toilet removed, you can see the toilet flange and measure its height above the floor. Once cut out, the toilet will sit on this piece to raise it up to the level of the flange. The use of these tools and the process of grinding concrete can be complicated, so you may wish to get help from a professional. You can see where I cracked the edge of the tile when drilling. from the wall. Place a wooden block flat across the top of the flange. on Introduction. I have cut off the 4" PVC stubbed pipe basically at the slab surface and when I lay a level across the top of the pipe/slab I see that I don't have a perfectly level surface across the slab and pipe. Thanks for your comments. This will dictate the types of tools and supplies you'll need to use for this project. The toilet and replacement flange and drain pipe all need to be kept in position so the seal is not broken. your job looks fine, i just figured my way was a bit easier and also lots quicker. I applied ABS cement to the inside of the cemented ABS piece and to the outside of the flange. Danielle Smyth is a writer and content marketer from upstate New York. The concrete floor must be broken into and drainpipes installed, then new concrete must be poured. then set the toilet level with shims and caulk any openings. OR you can do what I did . That’s normal with old toilets. She holds a Master of Science in Publishing from Pace University. The ABS was cut with a mitre saw and dry fit into place. I used the kind with the tapered wood screw type head so that once all the way in, they seated nicely in the recessed holes in the flange and held it tight. After the level, place bottom of the flange flush the the concrete. The toilet and replacement flange and drain pipe all need to be kept in position so the seal is not broken. 1. www.culwellflange.com is their site, I was hoping to get more info about it... 8 years ago Re: toilet flange install on concrete basement floor; Author: dlh (TX) you may not want to try and get the back all the way flush. I’ve see situations where the metal has been eaten away as well, that’s why I choose all PVC for the closet flange repairs. I applied ABS cement to the inside of the cemented ABS piece and to the outside of the flange. I need to install a toilet in my new garage. In … Then proceeded with a normal toilet installation. Purchase a toilet flange extension ring thick enough to raise the toilet mounting surface so that it's approximately 1/4-inch above the level of the finished tile floor. it will have a little play so you can set it level. Step 1. Don the safety glasses and drill 1 1/2-inch holes into each of the marks that you made. I wouldn't mind seeing a little more detail in how to do things, (e.g., "what's Thinset") [mortar, I presume] for those not in the know. It has to sit evenly on top of the finished floor. The first step is obviously to turn off the water supply. Is the toilet flange supposed to be flush with the floor? You will place the … I`ll be putting down a tile over concrete… I need advice regarding a toilet offset flange. The toilet flange needs to be on top of the finished floor. I`ll be putting down a tile over concrete. Bang it with your hammer until the sleeve fully fits into the stub-out, with the flange against the slab. Did you make this project? Turn off the water supply. It may seem intimidating, but installing a new toilet can be a DIY project that you can be proud of. Standard drywall is 1/2 inch thick, so the plumber should set the toilet flange at least 15-1/2 inches from the center of the flange to the wall framing. The finished floor is the slab itself. For the future tiling top of the flange would be about flush to the tiled floor. The toilet flange, also known as a closet flange, is the part of the toilet that secures the unit to the floor and connects to the drain pipe.Usually made of PVC, rubber or metal, this piece is circular in shape and usually secured in place with a few bolts. It has to sit evenly on top of the finished floor. In this video, This Old House plumbing and heating expert Richard Trethewey shows how to replace a badly corroded cast-iron flange. The lower section is about 4 5/8" in diameter - perfect for accepting a piece of 4" ABS drain pipe. In a typical toilet installation, the floor flange that sits inside the drain opening below the toilet should be positioned so that its bottom surface rests flush against the finished floor, or no more than 1/4 inch above or below the floor.
1) use a sharp carbide tipped masonry bit and squirt water on it periodically as you drill