Type of paint to use.
What type of paint to use on metal roof.
Acrylic latex paint is a good choice for bare metal roofs and to go over old paint.
If you re not sure what kind of roof you have ask a professional roofer to inspect it before you paint it.
Galvanized roofs require the use of a different paint than what is used on terne metal.
Oil based alkyd paint may also be used with an appropriate galvanized metal primer.
You can also use oil.
Terne is best painted with an oil based paint.
There are several different types of metals used in roofing applications.
What kind of paint should you use on a metal roof.
Some people painting their roof with the same type of paint as used with the rest of the home.
The first step in painting any metal roof is determining what substrate and existing coatings you are dealing with.
This is a huge factor in what coating system you ll want to use and is critical to determining how to prepare the existing surface.
Usually however the reason a paint job doesn t last is because the painter failed to use a primer.
However this could be a problem because the roof is made up of different materials than the rest of their house.
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.
Make sure to apply a thin coat of primer and allow it to dry thoroughly before you paint.
You ll also need to purchase a primer designed for metal roofs.
The paint must be able to withstand boiling temperatures from the sun s rays as well as be fire proof water proof and able to fend off any pest invasions.
Metal roofing paints need to be made specifically for the conditions that they are going to encounter.
This saves even more money on the overall system.
A topcoat doesn t eliminate the need for a good primer the topcoat seals your paint but the primer makes the paint.
Large cans may be the most cost effective option when painting large linear metal objects such as fences and backsplashes but spray paints e g rust oleum hammered metal finish spray 8 74.
Generally sheet roofing systems should be examined closely before being selected for residential projects looking for a lifetime roof.
The paint you used for wood or even fiberglass will not work well on metal.
Because sheet roofing is often chosen as a more economical type of metal roofing the paints used on sheet metal roofing are often lesser quality.
Surfaces such as metal and raw wood require at least one coat of primer before you paint them.
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.
