Look for a bonding primer and make sure it s specified for exterior use unless your fiberglass door is inside.
Painting over fiberglass garage door.
Clean the door with a rag dipped in acetone or mineral spirits.
Types of fiberglass include epoxy resin and polyester based resin.
Cover parts of the garage door you do not want painted with blue painter s tape.
If there are any recesses you will have more brush work to do.
If there are any door handles or.
Close the garage door.
Rinse the fiberglass using a water hose.
Fiberglass has a somewhat paint resistant surface which can affect the longevity of the coat you put on it.
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.
If your fiberglass door is older and worn or if it has a very shiny slick or varnished surface it should be primed.
You want to cover any part on the door that doesn t have to be painted.
Apply a light coat of acrylic latex primer to a 90 cm 3 foot wide section of the garage door using the roller.
Clean and sand the door first and remove any loose finish.
Allow the door to dry.
I am posting a video about how to do this the correct way and i would wear a mask too and maybe gloves because fiberglass is a true irritant and you want to protect yourself.
Hi deb it doesn t really matter if the fiberglass door is a garage door or an entrance door to the house but either way you want to be careful with preparing the door for painting.
After using your garage door for some years it is going to be dirty over time no two ways about it.
Bonding primers come in several formulas.
Your door will look much better if you put on two thin coats of paint as opposed to one thick coat.
How to properly paint a fiberglass garage door clean your door.
Load a fine grit sandpaper into a palm sander.
Lay out a painter s tarp along the door to catch spills.
Painting fiberglass doors require some planning.
As there are different types of fiberglass there are different types of paint and knowing what to use for a proper bond is especially important.
You must use a good bonding primer.
Allow the cleaner to dry thoroughly until the odor has dissipated.
Take your time and apply thin even coats.
If the fiberglass door is completely flat you can use a paint brush to cut around the edges and a roller to paint the rest of the door.
Clean the garage door with water and dish soap.
Prime the garage door with the brush.
They require epoxy based paint and polyester based paint respectively.
Encourage primer and paint adhesion by roughing up the fiberglass door using sandpaper.