Best Paint For Repainting A Metal Roof
This is why when you are considering painting your metal roofing it makes sense to go for specific paints for the metal roof.
Best paint for repainting a metal roof. Terne is best painted with an oil based paint. If you re not sure what kind of roof you have ask a professional roofer to inspect it before you paint it. One of my neighbors used an oil based. Another mistake is to forget or ignore using a sealant before the application of the metal paint.
Use a brush roller or spray can depending on your preference or the size and shape of the metal object. Not using a sealant. A topcoat doesn t eliminate the need for a good primer the topcoat seals your paint but the primer makes the paint adhere properly. You ll also need to purchase a primer designed for metal roofs.
Acrylic latex provides the best coverage on prepainted surfaces. Galvanized roofs require the use of a different paint than what is used on terne metal. The paint should adhere to the prepainted metal surface. Try to achieve a slightly abraded texturized finish as this helps your new paint bond with the roof finish.
Apply the sherwin williams paint and primer to a galvanized roof with a paintbrush or a roller specifically designed for corrugated metal. My roof uses snap loc 0 018 inch thick steel panels made by champion metal of washington inc. Water resistant metal roofing paint for example can be of great value if you live in a rainy area. Acrylic latex paint is a good choice for bare metal roofs and to go over old paint.
If painting light to moderately used indoor metal surfaces think wall sconces bed frames or guest room night tables go with water based acrylic paint a cheaper 15 to 40 per gallon. 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. Oil based alkyd paint may also be used with an appropriate galvanized metal primer. In the seattle area it is hard to find pros who repaint metal roofs.
Step 6 wait for the first coat to dry and then paint additional coats if necessary. 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.