The key to repainting aluminum gutters and downspouts is making sure they re clean and that you use the right primer if you use a common paint that contains ammonia paint aluminum gutters checklist.
Priming aluminum gutters.
100 acrylic paints such as the entire line of behr exterior house paints will bond directly to aluminum gutters and siding without a dedicated primer.
Ammonia can create gas bubbles within the paint which a look horrendous.
Whichever one you want to use is fine so long as it is ammonia free.
Aluminum is easy to paint.
Certain spray paints are great.
Apply an appropriate primer.
When it comes to aluminum rain gutters you absolutely need to select a clear acrylic bonding primer.
Aluminum gutters on the other hand can last as long as 30 years.
Clear acrylic bonding primer or regular oil based.
Typically steel gutters will last for about 5 years before they begin rusting.
Not all home exterior painting primers are created equal.
Use special clear bonding primer.
Paint a thin coat of primer on the sides and bottom of the gutters.
Apply a coat of primer with a paintbrush or roller if you don t have a sprayer.
Once your gutters are clean and smooth you can prep them for painting.
Use stain solver to clean gutters.
Without primer the paint may cause the gutter itself to rust and fade much faster.
If you d prefer to prime the gutters the old fashioned way use a paintbrush or roller that is 3 to 4 inches 7 6 to 10 2 cm wide.
A second coat may be necessary where dramatic color changes are made.
For applying primer onto an aluminum gutter you have two options.