Use a new roller cover.
How do you prep a fiberglass garage doors for paint.
Wait two to three hours for the paint to dry.
Prime the garage door with the brush.
You knowapplying just the right amount of filler blocking a guidecoat to check for low spots that sort of.
You must use a good bonding primer.
Take your time and apply thin even coats.
Next apply 1 coat of primer to help the paint stick and allow it to dry for 12 hours.
Apply the paint as you did the primer.
Some doors don t need primer but typically a good quality primer helps the topcoats of paint adhere better and creates a longer lasting finish.
Painting a fiberglass entry door is much like painting a wood door without a need for sanding before paint is applied.
That is not to say that you cannot paint fiberglass but do take the correct precautions and choose a good primer to increase the staying power.
Raise the garage door 1 foot.
Your door will look much better if you put on two thin coats of paint as opposed to one thick coat.
The trick to great paint on fiberglass well on any surface actually is proper prep.
If there are any recesses you will have more brush work to do.
Apply acrylic latex paint to the primed fiberglass garage door using the roller.
Use the type of primer and paint recommended by the door manufacturer.
Then tape off any areas you don t want the paint to touch like the edge of the house.