If the color does come off you have an acrylic paint.
Can you paint a metal roof a different color.
Terne is best painted with an oil based paint.
Galvanized roofs require the use of a different paint than what is used on terne metal.
If you can t get peeling chips for some reason there is another way to tell if the roof has oil on it.
Terne metal roofs are extremely long lasting but because they look very similar to galvanized metal a person can unknowingly invite problems if they use the wrong paint.
Due to its slick smooth surface metal can be challenging to paint and that can you ve got sitting around in the garage probably won t cut it.
Painted metal roofs come with a baked on factory finish and you can re coat these as well as paint bare metal roofing with acrylic latex paint.
To prep metal for paint adhesion you must.
Simply wet a rag with denatured alcohol and rub a spot with it.
If you want to paint a new metal roof though you can prepare it by washing with a weak acid such as diluted vinegar to remove oils and residue first.
Paint also works well when you need to even out your roof color such as when the shingles on your newly built addition don t quite match the shade of the rest of the roof.
To help the primer and paint adhere to the roof better try lightly scuffing the surface of the metal.
For instance if you re painting a smaller roof you might use 80 120 grit sandpaper or a wire brush.
Don t worry about patches where the paint is in good shape as you can simply paint over those.
With paint you can change the roof color without wasting money and time replacing a perfectly good roof.
With the right supplies and the correct procedure you can paint your metal roof the color you like without spending a lot of money.
Whether your roof has been painted previously or not powerwash just before you start painting.
If little or no color comes off on the rag then you have oil paint.
You can also use oil based alkyd paint but.