Depends on the weather but three or four or five hours is not unusual.
How to paint steel siding on a house.
That is how you can get the paint to adhere to steel siding.
For steel use a latex bonding primer instead of a regular metal paint primer.
The first step includes cleaning.
Step 3 paint.
Check the label to be sure it s recommended for metal siding.
Start at the top of the wall and across the length of the metal siding.
Expect to pay the premium for good paint.
When ready pour the primer into the paint container on the sprayer or pour the primer into the paint tray.
Pay special attention to the type of metal substrate.
Step 1 clean the steel siding.
Paint the steel siding panels using the sprayer.
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.
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.
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.
Aim the sprayer nozzle directly at the panels eight inches from the siding surface.
A new paint job was the solution.
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.
How to paint steel siding.
Then apply the primer to the metal siding in even strokes.
Step 4 retouch.
The key to painting aluminum siding is to get it really clean and to use 100 percent acrylic latex paint.
And then i would use the rust oleum top coat.
Wash the steel siding with trisodium phosphate tsp and use a pressure washer.
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.
Step 2 tackle rust.