Make sure to use a putty knife to scrape and scratch away all loose pealing paint.
Painting tin roof forum.
Welcome to the paint talk professional painting contractors forum.
Atmospheric dirt will help mute the difference as well.
If the metal was tin plate or terne plate ok.
Click the register link above to proceed.
Make sure the roof is bone dry before starting.
Metal can be painted and coated over and the darker the color the more of the suns radiant energy it will absorb i e.
Galvanized steel on the other hand cannot be painted with an oil based or aluminum based paint.
If crawling around on a metal roof in the hot sun does.
If you re planning to paint a brand new raw tin roof you don t need to do much preparation work.
Roof painting is tricky.
Step 2 prepare the metal.
If you re not sure what kind of roof you have ask a professional roofer to inspect it before you paint it.
Metal roofs are prone to rust because they are constantly exposed to the elements.
To start viewing messages select the forum that you want to visit from the selection below.
Galvanized metal requires either a zinc dust type paint or a latex paint.
If you paint the roof you should paint both sections.
If this is your first visit be sure to check out the faq by clicking the link above.
You may have to register before you can post.
One issue that tin roofs have especially older ones is that they can get worn out and rusty rather quickly.
If properly painted the paint will not only improve the appearance but protect the roof from further rusting.
My house was built circa 1880 and still has its original terne metal roof which consists of individual metal shingles with an embossed decorative pattern.
You ll also need to purchase a primer designed for metal roofs.
A good oil base primer made specifically for roofs plus an oil based topcoat.
However if the old roof already has a coat of paint on it you ll need to prepare the surface for the fresh coat of paint.
Removing dirt oil and debris is just one part of a two part process to prepare a tin roof for painting.
You can update your roof and prevent further rusting by cleaning it up and giving it a fresh coat of paint.
Apply the sherwin williams paint and primer to a galvanized roof with a paintbrush or a roller specifically designed for corrugated metal.
If the metal was galvanized can be more difficult.
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.