Maybe add 20 to 25 to your paint.
Chalk paint on metal exterior door.
I painted the interior of my front door with only 8 ounces of chalk paint.
When doing this project i did not water down the chalk paint.
Except for some wear at the handle of the storm door they have held up well.
The ratio will be 1 cup of chalk paint to a 1 4 cup of.
A little more chalk paint love our laundry room door revamp.
Actually to read more about using chalk paint outside its durability and to see my exterior porch floors that i painted click here.
If i was painting a bigger piece i would have.
In my experience the paint dries quite quickly.
For the metal door you need to prime first.
A tip when painting metal or anything super smooth with chalk paint.
Thin your paint with water.
Your doors look fantastic and beautiful color.
Two coats of chalk paint a light sanding finish it up with a thin coat of wax.
It does not matter the unit of measure just keep this ratio the same.
Check out my post diy.
I used home made chalk paint to paint my wooden front doors and then used the same chalk paint to paint the metal storm doors finishing both with annie sloan wax.
Tip for painting metal with chalk paint.
For this specific project i did a chippy chalk paint on these metal bells.
Plus the paint is made in the u s a.
If painting outdoor metal furniture that has rust on it.
Also the paint is water based making for a quick cleanup.
I think it s been two years if not three.
Rust will bleed through seven coats of paint so make sure if you have outdoor metal furniture that has rust seal it with rust oleum clean.
Did you know you can use chalk paint outside.
You can read more details about the process in any of my posts about chalk paint.
So if you had 1 cup of paint you could add up to 1 4 cup of water.