You can always use an exterior paint inside but should not use interior anyplace that it could be exposed to the elements.
Interior vs exterior paint for garage.
I d give a slight nod to exterior paints since their resins are a little more flexible than interior paints.
This paint is most suitable for humid areas when compared to other brands.
Otherwise your plan is solid and should give you a nice garage.
Solvents are typically water for latex paint and mineral spirits for oil paint but in both cases the solvent is what evaporates as the paint dries leaving behind the resin pigment and additives.
Exterior paint is meant for open spaces for a reason.
That s by far the main difference.
Most people think about using exterior paint on their garage walls because it is more resistant to scuffs stains scratches and mold.
It has an acrylic base with two different finishes and 237 color variants.
Like interior paints exterior paints come in.
Interior paints are used primarily for areas that are temperature and moisture maintained within a very small range of 10 to 15 degree differences.
All paint is made of the same basic ingredients.
It is specially formulated to protect your home from the elements and contains chemical additives that can be toxic to your family if used inside.
When to use interior.
I agree with gymschu that exterior is better for a working garage.
Vacuum them off well and ideally use a primer first for the best long run look.
Prestige offers a paint and primer combo which doesn t require more than three coats.
Exterior paint can handle this need.
It s known to be the best paint for both the interior and exterior garage walls.
But there are many interior paints that have similar characteristics without posing a health risk to your family.
The difference mostly between interior and exterior paint is uv protection.
Solvent resin additives and pigments.
Interior paint would suffice for the most parts of the country although exterior paint is probably a better choice where there is extreme climate change especially in an unheated garage.
The best time to use interior paint on garage walls is when the garage is enclosed to provide a year round temperature controlled living area.
When painting your garage walls you should always use interior paint instead of exterior paint.