To make the optimum choice for your roof consult a paint specialist.
Best way to paint a metal roof.
Unfortunately those funds needed to hire a professional are not always readily available.
Another mistake is to forget or ignore using a sealant before the application of the metal paint.
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.
Unfortunately over time this coating can fail leading to minor rust outbreaks.
To paint a metal roof you ll need to use an oil based paint if you have a terne metal roof or an acrylic based paint if you have a galvanized metal roof.
Galvanized roofs require the use of a different paint than what is used on terne metal.
You ll also need to purchase a primer designed for metal roofs.
Try to achieve a slightly abraded texturized finish as this helps your new paint bond with the roof finish.
One of my neighbors used an oil based.
This is why when you are considering painting your metal roofing it makes sense to go for specific paints for the metal roof.
Galvanized metal roofs are coated with a layer of zinc that inhibits rust.
If you re not sure what kind of roof you have ask a professional roofer to inspect it before you paint it.
A roof that will be often exposed to direct sunlight will perform best with a different paint composition than one in a damp shaded area.
The type of paint you should use for the topcoat on your metal roof will depend on the weather conditions and roof position.
The best and safest way to paint a metal roof is to hire a professional to do the work in a safe convenient and timely manner that will not damage the appearance and structural quality of the existing roof.
Water resistant metal roofing paint for example can be of great value if you live in a rainy area.
Terne is best painted with an oil based paint.
Not using a sealant.
Sand the entire metal roof surface very lightly with your wire brush or sandpaper.