A low toilet flange is a frustrating problem, as it can lead to leaks and instability in your bathroom. There are solutions that can be used to resolve this issue and restore your toilet’s functionality.

This blog will provide you with new ideas and advice on how to fix this common plumbing issue.

  1. Use a Flange Extension: A flange extension is an easy and effective way to raise the height a low toilet flange. This device is usually made of PVC, rubber or both and can be easily mounted over the existing flange in order to raise it to the desired height. Flange extenders are available in a variety of sizes to accommodate different flange heights. They also provide a stable foundation for securing a toilet in place.
  2. Install a Toilet Flange Extension: A toilet flange extension is similar to a flange expander in that it raises the height of low flanges. These spacers can be stacked and are made from durable materials like PVC or rubber. You can align and stabilize the toilet by placing the spacer over the existing flange.
  3. Use Toilet Shims. Toilet shims are a great solution to a low toilet flange. These thin wedge-shaped pieces, usually made of rubber or plastic, can be inserted beneath the toilet base in order to compensate for height differences. By strategically placing shims where the toilet is uneven or unstable, you can create an even surface and prevent leaks.
  4. Replace the Wax Ring. In some cases a low toilet flange will require the replacement of a wax ring. The wax ring prevents leaks by providing a watertight sealing between the toilet and flange. The existing wax ring might not be enough if the flange is lower than the finished flooring. You can prevent water damage by replacing the existing wax ring with a thicker one or adding an extra ring.
  5. Consider Flange Repair Kits. Flange repair kit are designed to fix various flange problems, including low flanges. These kits include a combination flange extenders and spacers as well as reinforcement plates. They allow for a greater degree of flexibility when adjusting the flange’s height, and they also provide additional stability to the toilet installation.
  6. Seek Professional Assistance: While some issues with low toilet flanges can be resolved by DIY methods, more complicated situations may require professional help. Consult a plumber if you are having problems or do not have the required plumbing skills. They have the experience and expertise to accurately diagnose the issue and recommend the best solution.
  7. Preventive measures are essential to avoid future issues relating to a low toilet flange. Ensure the flange height is correctly installed during construction or renovation. Avoid excessive weight on the toilet as this may cause the flange sink over time. Regularly inspect the flange, and correct any signs of deterioration.


It can be difficult to deal with a low flange on your toilet, but you can overcome it with the right solutions and techniques. There are many ways to raise the flange of your toilet. You can use flange extenders or spacers. You can also replace the wax ring. Do not hesitate to contact a professional if you are unsure or have difficulties. By addressing this issue quickly and taking preventive steps, you can ensure that your toilet is working properly and minimize the risk for leaks or damage.