The wax ring is a thick donut of wax that sits between the bottom of the toilet and the flange on the floor. It seals the drain opening so water and sewer gas stay inside the pipe. When it fails, you may see water around the base after a flush, feel the bowl rock, or smell sewer gas in the bathroom.
Replacing one is a job many homeowners can do in an afternoon. This guide covers the tools, the steps, what to inspect before you set the toilet back, and the cases where it is better to stop and call a plumber.
Signs the wax ring has failed.
Any of these points toward the seal, though a leaking supply line or tank bolt can mimic them.
- Water on the floor around the base that appears after flushing, not just when the tank refills.
- A toilet that rocks when you sit or push on it.
- A sewer smell in the bathroom with no visible backup.
- A stained or soft spot in the floor beside the toilet.
- Water that disappears from under the toilet when you dry it, then returns after a flush.
Tools and parts to gather.
You need a new wax ring (a version with a plastic horn is optional), new closet bolts if the old ones are corroded, an adjustable wrench, a putty knife, rags, a bucket, a sponge and a pair of rubber gloves. A second person helps, because a full toilet is heavy and awkward to lift. Have a flange repair ring on hand in case the flange turns out to be damaged.
Match the ring to your toilet. Some are made for standard drains and others for thicker floors or low-flow bowls. Check the package, and if you are unsure which fits, ask at the store with your toilet's model number in hand.
Orem, UT: why the age of your home matters under the toilet
Orem's population grew from 8,351 in 1950 to 52,399 by 1980, so most of the city's housing was built within roughly a thirty year window. Many homes still have original supply and drain plumbing that is now decades old. When you pull a toilet in an older house, expect to find a worn flange or an old floor covering, and have a flange repair ring and a flat pry bar on hand.
Orem's permit page says a permit is needed for anyone who causes plumbing work to be done, with exceptions listed by the city. Permit rules vary by job, so ask the Orem Building Safety Division whether a simple ring replacement falls under an exception, and whether a larger floor or flange repair does not.
Step by step: pulling and resetting the toilet.
Work slowly. A rushed reset is the most common reason a new ring leaks.
Shut off and drain
Close the supply valve at the wall, flush, hold the handle down, and sponge out the remaining water from the tank and bowl.
Disconnect and lift
Undo the supply line and the nuts on the closet bolts, then rock the toilet gently to break the seal and lift it straight up. Set it on towels or cardboard.
Scrape and inspect
Remove the old wax from the flange and the toilet horn with a putty knife. Look at the flange for cracks, rust, or a bent ring, and check that it sits level with the finished floor.
Set the new ring
Place the ring on the flange or the toilet horn, as the package directs, and set the toilet straight down over the bolts in one motion. Do not twist it or slide it sideways.
Press, tighten, test
Press down evenly, then snug the nuts alternating from side to side. Over-tightening can crack the porcelain, so stop as soon as the bowl no longer rocks and check it for movement again after a day of use. Reconnect the supply, refill the tank, flush several times and look for water at the base.
Found a cracked flange or a soft floor? Call and describe it to a licensed plumber.
Call (385) 488-1892.What the flange tells you.
The flange is the ring bolted to the floor around the drain. If it sits well below the finished floor, a standard ring may not compress enough to seal, and a thicker ring or a flange extender is usually the remedy. If it sits above the floor, it can stop the toilet from seating flat.
A cracked or corroded flange, a loose one, or a floor soft from long-term leaks is a repair job, not a ring job. The toilet will keep leaking until the base it sits on is sound. This is the point where toilet repair by a licensed plumber is the safer choice.
Decision guide: do it yourself or call.
Use this table after you have pulled the toilet and looked at what is underneath.
| What you find | Likely cause | Reasonable next step. |
|---|---|---|
| Old ring squashed or cracked, flange sound | Ring simply aged or the toilet was loose | Replace the ring and bolts yourself. |
| Flange sits low under the floor | Floor was raised with new tile or vinyl | Thicker ring or flange extender, or call a plumber. |
| Flange cracked or rusted | Age or long-term moisture | Call a plumber to repair the flange. |
| Floor around the flange is soft | Slow leak damaged the subfloor | Stop and call. The subfloor must be repaired first. |
| Drain is slow or the bowl will not flush | Clog, not a seal problem | See a plumber about the drain line. |
New toilets, old floors and who to call.
If the toilet is cracked or you want to change the bowl, a new install includes a fresh ring, bolts and a supply line. The plumbing installation page describes how fixture work is scoped, including rough-in checks and permit questions.
A wax ring is also worth replacing every time a toilet comes off the floor. Do not reuse the old one, even if it looks fine. Wax that has been compressed does not recover its shape well.
Same job in nearby towns.
The reset steps are the same in homes in Provo and Vineyard. What differs is the floor and flange under each toilet, not the town, so check the flange and the subfloor every time before you set a new ring.
Common questions
There is no fixed lifespan. A ring can last decades if the toilet never moves, but any loosening, floor movement or removal shortens it.
Some homeowners prefer rubber or foam alternatives. They can work, but the flange condition still decides whether the seal holds. Follow the package directions for the style you buy.
A faint smell is a sign the seal is leaking and should be fixed soon. If the smell is strong, ventilate the room and call a plumber. If you smell natural gas, which is a different odor, leave the building and call the gas utility or 911 first.
Permit rules vary by job, so ask the Orem Building Safety Division. A plumber can also explain how they treat permits for fixture work.
Yes. A soft floor means moisture has been reaching the subfloor, and a new ring will not hold on a weak base.
Sources and references
- City of Orem Water Conservation Plan, October 2022 (Utah Division of Water Resources), https://conservewater.utah.gov.
- City of Orem adopted codes list, as of July 1, 2023, https://www.orem.org (2021 International Plumbing Code (IPC) with Utah amendments).
- City of Orem Building Safety Division permit page, https://www.orem.org.
- Utah Division of Occupational and Professional Licensing license verification, https://secure.utah.gov/llv/search/index.html.
- U.S. Decennial Census figures for Orem as tabulated on Wikipedia (1950: 8,351, 1980: 52,399).