Metal roofs do not need much maintenance other than an occasional cleaning and very occasionally a fresh coat of paint.
What kind of paint do you use on a tin roof.
Do not paint tin using a nylon brush or the finish will dry with flaws.
Never paint unprimed tin or it will reject the new finish.
The paint you used for wood or even fiberglass will not work well on metal.
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.
Make sure to use a putty knife to scrape and scratch away all loose pealing paint.
What kind of paint should you use on a metal roof.
Galvanized metal requires either a zinc dust type paint or a latex paint.
If you re not sure what kind of roof you have ask a professional roofer to inspect it before you paint it.
Make use of the right kind of paint and primer from sherwin williams to.
Metal decor items or outdoor metal furniture require one of two kinds of paint when you want to give them new life cover rusted spots or change their color.
If you plan to paint metal outdoor furniture or décor or interior features like backsplashes that regularly come into contact with water or humidity look for paint designed to resist rust e g.
Oil based alkyd paint may also be used with an appropriate galvanized metal primer.
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.
Do not attempt to finish unwashed tin or you will have adhesion problems.
Try to achieve a slightly abraded texturized finish as this helps your new paint bond with the roof finish.
Acrylic latex paint is a good choice for bare metal roofs and to go over old paint.
Some people painting their roof with the same type of paint as used with the rest of the home.
You ll also need to purchase a primer designed for metal roofs.
If you re planning to paint a brand new raw tin roof you don t need to do much preparation work.
However this could be a problem because the roof is made up of different materials than the rest of their house.
A topcoat doesn t eliminate the need for a good primer the topcoat seals your paint but the primer makes the paint.
Galvanized steel on the other hand cannot be painted with an oil based or aluminum based paint.
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.