Depends on the weather but three or four or five hours is not unusual.
How to paint steel siding on a house.
The paint that you choose will depend somewhat on how well you prepared your metal siding to receive the paint and what the surface of it looks like.
Wash the steel siding with trisodium phosphate tsp and use a pressure washer.
Then apply the primer to the metal siding in even strokes.
Step 4 retouch.
The first step includes cleaning.
And then i would use the rust oleum top coat.
The homeowners hated the look but the metal was still in decent shape and they didn t want the expense of re siding the entire house.
Start at the top of the wall and across the length of the metal siding.
How to paint steel siding.
When ready pour the primer into the paint container on the sprayer or pour the primer into the paint tray.
The key to painting aluminum siding is to get it really clean and to use 100 percent acrylic latex paint.
Check the label to be sure it s recommended for metal siding.
Spot prime bare areas with a rust inhibitive primer such as diamond vogel s coteall multi purpose alkyd primer iron prime 600 fast dry universal primer.
Paint the steel siding panels using the sprayer.
A new paint job was the solution.
Step 3 paint.
Expect to pay the premium for good paint.
The aluminum siding was a shade of beige that had aged into a dull mustard tone and the trim was a rust colored reddish brown.
Trigger the sprayer to begin the paint flow and use a back and forth motion to cover the length of the panel with an even coat of paint.
Step 1 clean the steel siding.
Aim the sprayer nozzle directly at the panels eight inches from the siding surface.
That is how you can get the paint to adhere to steel siding.
But i would use the oil based rust oleum primer which by the way takes forever to dry.
If you did not do a good job of scraping off the old paint or there is chalking that you can t get to come off then you should first paint with a primer.
There are many different types of factory applied coatings used on metal siding.