Why Is Paint Too Thick On Walls? (And How To Thin It!)

Is your paint too thick for the roller?

This is a common paint problem and it does start to yield terrible results. This is why you will want to learn how to fix uneven paint on walls.

This starts by figuring out what is causing the paint to be thick on the walls.

Paint can be too thick on the walls because it has not been watered down or has aged. This can cause it to become a thick, paste-liked mixture that is difficult to manage. The best strategy is to mix three scoops of paint with one scoop of mineral spirits. This will help thin out the paint before it is applied to the wall.

Take your time with thinning out paint at home. It is a delicate process but it can be managed with a bit of care.

This article will take a look at what the main reasons are for paint being too thick on the wall and how to thin out paint safely.


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Steps To Thin Paint On Walls

1. Grab a Clean Can or Bowl

If the paint is too thick, it’s time to thin it out using traditional materials.

It is not going to be a long-winded process but it has to be completed manually. The first step is going to be to find a clean can or bowl that can be used to host the new mixture.

You will want to make sure it is devoid of other paints and/or impurities. It has to be a clean bowl or can for this to work well.

Once you have found the right container, it’s time to begin working on the new paint mixture.

paint too thick on walls

2. Mix Paint With Mineral Spirits

The main formula is what you are going to want to focus on when thinning paint at home.

If the old paint is too thick and you want to thin it out then a simple mixture will do. This mixture is going to follow a specific formula that has to be applied carefully.

This formula is – 3 Scoops Of Paint For 1 Scoop Of Mineral Spirits

Follow this formula and you are going to have thinner paint. Make sure to follow this ratio and slowly pour the two into the new can or container.

Don’t end up making a mistake when it comes to this step as it will ruin the rest of the process. If done right, you are going to notice the paint thin out quickly.

The mineral spirits will do a good job of thinning out any type of paint. If you feel it needs to be thinner, you can slowly increase the ratio in terms of the mineral spirits.

3. Stir For A Few Minutes

To thin out thick paint at home, you will want to start by stirring the mixture for a few minutes.

When doing this, it is important to stir it carefully using a small stick as that will allow it to move around freely. A thicker brush might not get the paint and mineral spirits to mix properly. Only use a small stick for this step in the process.

As long as you do this, the paint is going to start to thin out rapidly.

paint too thick on walls

4. Test The New Mixture

Now it is time to test the new paint mixture.

You are going to want to find a small test surface somewhere. This could be a small piece of wood that is lying around in the garage.

Just take a brush and apply this new paint mixture to see how it does on the surface. If it dries well and doesn’t look splotchy then you are good to go. If it is still too thick then it is time to make adjustments and increase the ratio of mineral spirits.

Don’t be afraid to play around with the ratio.

Each type of paint is unique and that will have to be taken into account during the process.

Final Thoughts

These are the tips when your paint is too thick on the walls.

When the paint is too thick on the walls, it’s important to thin it out using mineral spirits. To do this, you are going to take a separate bowl and pour three scoops of paint for each scoop of mineral spirits. This should help thin out the paint immediately.

For better results, you will want to manipulate the formula and get it to work for your paint. If this means adding more scoops of mineral spirits then that is what you are going to have to do.

In most cases, the paint will thin out with mineral spirits.

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