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Can You Use Exterior Paint Indoors? Should I Go For It? [Let’s Find Out!]

can you use exterior paint indoors

It’s always a challenging task to paint your home. A simple mix-up between your exterior to interior paint cold prove to be a big problem.

Both exterior paint cans and interior paint cans could be similar in appearance, and this is where most people make a mistake. Consider a situation when you apply the exterior paint inside your home and the interior paint on exterior walls outside.


But not every time! Because of some chemical presence, things can get more difficult for you. So, Can you use exterior paint indoors? This question has several answers depending on several factors that might damage your paint or keep it safe.

The lead paint risk assessment will give you a more detailed investigation of the lead-based paint you have spotted during a lead-based paint examination. It can also decide the type of paint, the risk associated with the paint’s location, and the extent of lead in the paint.

This feat is accomplished by combining strategies that incorporate a study of surfaces, soil and residue testing, and water testing. The third type of test is the lead hazard screen.

This test is capable of distinguishing lead in painted surfaces that appear damaged. It can also test a small residue particle at home.

The following stage is to choose if you will do the lead paint testing at home alone or hire professionals to do the same. The latter alternative is awesome. You are at freedom to employ somebody by counseling the local business catalog or tap an online source.

Since you know which test you want to complete, you won’t accept those administrations you do not need. You can look for the administrations you want and make a decent bargain.

Harmful Risks Involved in Using Exterior Paint Indoors

1. The Problem of Ventilation and Odour

A really important thing that we should take into consideration is the Eco-accommodating materials. One can see on the back of the paint which dissolvable is utilized.

This can be perceived by the VOC levels (volatile organic mixtures). The ones recorded with a minimal degree actually mean that the paint does not impact the climate.

Another issue to pay attention to is the drying time, which can ideally vary from two to four hours, making the painting easy for everybody.

There is also the prerequisite that the paint ought to contain a feature called contemporary matte wrap up, meaning that the paint can conceal the flaws of lopsided surfaces. So the final impact will be that of a regular, very much painted area with symmetric lines.

At the point when one thinks of getting his/her home painted, one should initially settle some necessities for the paint utilized, so the person can avoid additional issues and also save a ton of time: the paint has to be Eco-accommodating, with minimal degrees of volatile organic compound (as much as conceivable), it has to have a decreased drying time, it has to contain matt completion for lopsided surfaces, and it has to be without odor.

2. Flammability of Exterior Paint

We all know that the exterior paint is made up differently than that of interior paints. But are they protective enough to keep out flame is the big question.

However, there are specific types of paints that can always risk the option of catching fire. Paints with enamel coating can do this. While choosing the right exterior paint, make sure that it has an enamel coating.

3. Cost of Using Exterior Paint

  • If you’re painting the exterior, many of the same materials are as yet required. You’ll require the brushes, rollers, pails, and you’ll even need the tarps to cover shrubberies, trees, vehicles, yard furniture, your barbecue, and other things around the exterior of your home.
  • You’ll require a ladder when painting within your home, but you’ll almost most likely need one when you’re painting the exterior. And you’ll have to purchase paint for your home’s exterior.
  • Make sure you do this, as paint that isn’t intended to withstand the components may be reapplied soon after the work’s done.
  • Above all else, you need to sort out the size of the area you’re painting. If you’re painting simply a room, your costs won’t be as high as painting each room in the house.
  • If you’re painting on the interior, you’ll have to account for purchasing tarps to place over furnishings, brushes, and rollers to apply the paint, paint pails, tape to create sharp edges, as well as the actual paint.
  • If you’re preparing first, make certain to account for this in your calculations. The square footage of your home will clearly play a part in the expense of the work.

How To Prevent The Harmful Side Effects Of Paint Fumes?

1. Low VOC Paints

A ton of companies now manufactures low-VOC paints or even paints that are totally liberated from VOCs. Utilizing these paints greatly diminishes the risk of creating harmful conditions.

Alternately, you could go for paints made from all-natural products; these will, in general, be a smidgen more costly than standard paints. However, some think that its value the extra expense.

2. Keep Your Room Ventilated

Keeping your painting room very much ventilated is a basic and compelling intention. This keeps air circulating and forestalls paint vapor from simply developing in your stay with nowhere to go.

Wear a paint mask and take regular breaks outside of the room you’re painting in. Keep all windows and doors open and use fans to help direct the exhaust out of the room – keep windows and doors open and fans going even after you’ve got done with painting as well.

3. Water or Vinegar

A very amazing way to dispose of paint vapor is to have a couple of pails of water stand in the room. This works because water is acceptable at absorbing dissolvable vapors.

Alternately you could have a go at filling a bowl with vinegar and leaving that in the room, or you could light some scented candles.

Another great way is to slice an onion down the middle and leave each half toward one side of the room – don’t stress, this works wonders because it’s acceptable at disposing of paint vapor, and it doesn’t leave your room resembling onions either.

4. Exterior Paint Formulations

Exterior Paints contain a range of chemicals. These chemicals can be very harmful when released into the water supply via drains and washed away in the sink.

It is no big surprise then that domestic paints manufacturers have been working hard to innovate and create less harmful products. Frequently, but not always, the most innovative companies are the smaller name brands.

5. Interior Paint Chemistry

Interior Paints that fall into the low chemical or environmentally cordial category, in any case, have under 1g of ammonia per liter of paint when blended in with a low chemical tone.

They also have low degrees of volatile organic mixtures. If you don’t know how much ammonia is in the paint you hope to purchase, ask the sales assistant at a paint store for guidance.

6. Indoor Air Quality

The indoor air quality depends a lot on when you are completing the interior painting job. Unlike the exterior paint, they are not made up of weatherproof materials.

Any substantial amount of humidity inside the room could prove to be dampening the walls. As a result, it will create a crack, and this will be visible throughout the paint.

Key Tips For Successful Painting In Your Home

Have you heard about decorative painting? This method is utilized in painting, partitioned into wiping, stenciling/stamping, and ragging. Using these different procedures would be significantly easier to light up the dull house paint that you now have.

If you like to wipe your wall or rag it, perhaps, paint first the base tone. Could you leave it to dry altogether?

Afterward, dip the rag or wipe to the lighter shading paint that you’ve picked. Drag or swipe the light-hued paint over your base coat; do this until you’re satisfied with the impact.

A few people like to do stamping or stenciling when they paint their homes. This procedure creates a plan that resembles wallpaper over the base coat.

Pick a plan that has something to do with the late spring. There’s nothing more needed than a couple of artistic contacts and creativity to create something that portrays the summer season.

At the point when you talk about summer, you instantly think of vivacious tones. Everything appears to be so splendid when summer comes, so there is a need to change your home’s paint into brilliant tones. By utilizing splendidly shaded paints, your home will open up, and it resembles bringing the rest of the world inside.

Visit your local paint shops or hardware for the paints that you’ll require. You can even counsel individuals there and ask for suggestions regarding painting your home with a late spring theme. Individuals there will generally be able to test small amounts of paint for your ideal shading plan.

What to Do If You Accidentally Use Exterior Paint Inside?

There are multiple steps that you need to take in case of such accidents. Here are some of them.

1. Improve Ventilation

The first thing that you need to do is to improve on the ventilation. Do not worry about opening the windows and then rush out to immediately turn on the fans which will improve the ventilation. This will easily create airflow to get a better result.

2. Leave the Premises

The next thing that you need to do is to simply get out from the room. It is better to have less exposure to the VOC emissions and also the exterior of the pint. Fewer exposures will leave small harm to your body.

3. Remove the Paint

Another important step that you need to do is to remove the paint immediately. But to do this, you will have to wear the protective gears at first. You can now replace the drywall by scrapping off the paint and then sanding it off. Consider in consulting a local painting expert for this.

Can You Use Exterior Paint Indoors?: Frequently Asked Questions [FAQs]

Q1. Can I use exterior paint inside my bathroom?

A1. The bathroom walls could get moister because of an increased humidity inside. Yes, you can use the exterior paint inside your bathroom. However, it would be best if you kept in mind that it is properly ventilated.

Q2. Should I use interior or exterior paint in my garage?

A2. Choosing interior paint would be the safest option for your garage. Even if it is outside your home, your garage’s interior walls will require the same type of paint that your house will. So be specific about choosing one.

Q3. Can you use exterior paint inside your house on your furniture?

A3. Exterior paint may never be the ideal option for your furniture. To paint your furniture, you will require spray paint with a smooth texture. That only comes with interior paint. Here is an article in which we have reviewed some of the best paint sprayer for furniture. You will need them if you want to paint your furniture.

Q4. Is Sherwin-Willam paint used for the inside portion?

A4. The magic of having Sherwin-Williams paint is that they have the ability to adapt to any wall and surroundings. Because of the advanced properties on paint, the Sherwin-Williams can be used directly on any surface which includes both indoors and outdoors.

Q5. Exterior latex paint is worthy for inside?

A5. Latex paints do generally produce minimal fumes. Such fumes can cause some irritation to your eyes, throat as well as nose. Proper ventilation is thus important. So it will be unsafe to use latex paints inside.

Q6. Can you put exterior paint over interior paint?

A6. Both exterior paint and interior paint have different properties while you apply them on the wall. The binding process for both of them is different and this is why, applying both of them together might not be a good idea. You may not be able to put exterior paint over interior and hope to bind it properly.


There is always a specific reason why exterior paint is manufactured differently than that interior paint. It is mainly because both of them are of different types and also have different roles to play.

Mixing them up is not only a bad thing but also may prove to be harmful to your body. It is important to keep using a specific paint for a specific area while completing your paint job. So, we hope we have justified the question Can You Use Exterior Paint Indoors from our side. Let us know your thoughts in the comments below.

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