How to Cut Baseboard Inside Corners With Miter Saw

Cutting the baseboard inside corners is not an easy task. You will need to have some technical knowledge to be able to do this smoothly. If you are a beginner, you should read this article best miter saw for beginners. Let’s explore the method to cut your baseboard inside corners with your miter saw.

The Guide for Cutting Baseboard Inside Corners With Miter Saw

Here are the basic steps to cut your baseboard inside corners using the miter saw:

  • Prepare necessary tools and materials
  • Sketch the cut on the first baseboard
  • Saw blade adjustment
  • Completely remove melted plastic
  • Cut your second board
  • Check the cuts

Although this project consists of only 6 steps, you really have to pay attention to each step. If you are negligent at any step, you will fail. For the rest of the article, let’s dive into each step.

Step 1: Prepare necessary tools and materials

Before doing this project, you need to prepare a few necessary tools. They are all basic tools that you can easily find.

  • Miter Saw
  • A pencil
  • A ruler
  • A Clamp
  • Protective mask
  • Goggles
  • MDF or Plastic

Step 2:  Sketch the cut on the first baseboard

To be able to make perfect cuts, you need to sketch the amount on the baseboards first.  The purpose of this step is to ease the process of making cuts.

You need to start by using a pencil to mark the exact direction of the cut on the baseboard. As a result, you will get excellent results in cutting the baseboard inside the corner.

While making sketches, you need to hold the baseboard firmly to get accurate strokes. You should also use a ruler for this step.

To be able to make perfect cuts, you need to sketch the amount on the baseboards first (link)

Step 3: Sketch the cut on the first baseboard.

After making the sketch, the next thing you need to do is set the saw to cut at the 45-degree angle.

Your task is to get this saw in the correct position. If you are careless at this step, you could damage the baseboards or create improper joints. Remember that making mismatched joints can ruin your entire project. Therefore, this step is crucial.

Step 4: Completely remove melted plastic

If you choose a plastic baseboard, melted plastic is a problem that you have to deal with. Cutting a plastic baseboard, the friction causes the plastic to melt. Melted plastic can cause joints to become mismatched. It can even cause a joint to break.

Making cuts in the baseboard can create some melted plastic on edge making. You need to remove them because it can affect the accuracy of the joints.

If you choose a plastic baseboard, melted plastic is a problem that you have to deal with (link)

Step 5: Cut your second board

After making the perfect cut on the first board, it’s time for cutting your second board. You need to move your fence 45 degrees to the opposite.

To match it to the first board at 90 degrees, you will have to make a second cut on your side’s opposite. Cutting your second board, you need to be as careful as you did with the first board.

Step 6: Check the cuts

After completing the cuts on the boards, you need to test the joint together to check the accuracy.

After positioning the baseboards to check for accuracy, you need to make sure they fit tightly together. You need to check if there is a significant gap between the boards essential.

If you get unsatisfactory results, consider doing it again. Remember to use a protective mask and goggles to protect your vision.

After completing the cuts on the boards, you need to test the joint together to check the accuracy (link)

Frequently Asked Questions

1. What are the common types of baseboard joints?

There are four main types of joints in baseboards:

  • Miter Joint
  • Coped Joints
  • Butt Joint
  • Scarf Joint

2. How do I fix gaps in the corners of baseboards?

You can use acrylic rubber glue to fill in the gaps.

3.Should I leave space between the baseboard and the floor?

If you plan to install the carpet later, it’s best to keep the baseboard about 1 inch from the floor. This distance is enough for cushions and rugs.

4. Should I caulk baseboards?

You should caulk at the bottom of the baseboard. The purpose of this task is to reduce potential hazards inside the wall.

Through the openings and cracks around the baseboard, it is easy for insects to penetrate the wall to build nests and live. Thus, they can damage your walls.

Final Thoughts

Above are all the basic steps to cutting baseboard with your miter saw. Overall, it is not an easy task. It’s even quite complicated for a beginner. Hopefully, our article is helpful to you.

Thank you for reading.

References:  How to Install Baseboards | how-tos – DIY Network