Best Finish for Exterior Fiberglass Door

Do you want a great addition that will change the appearance of your home? Fiberglass doors provide the elegance of the wooden front doors by changing the look. They are durable as well.
Best Finish for Exterior Fiberglass Door

To refinish the fiberglass door, you will need to choose the right stain. The right stain helps to get the best finish for a fiberglass door. You will find several stains available on the market. Some of the stains are effectively used for fiberglass doors and some shouldn’t be used. 

In this article, we inform you which stains should be used to get the best finish for the exterior fiberglass door and assist you with picking the best for your usage.

Preview
RUST-OLEUM 250031 Gallon Outdoor Clear Gloss Finish
System Three 1850S24 Clear Marine Spar Urethane Varnish...
KILZ Premium High-Hide Stain Blocking Interior/Exterior...
WHISPER GRAY Boat Paint, Brushable EXTERIOR GEL COAT...
Minwax 66020000 Gel Stain , quart, Aged Oak
PPG ProLuxe Door & Window Wood Finish, 1 Gallon, 003...
Product Name
RUST-OLEUM 250031 Gallon Outdoor Clear Gloss Finish
System Three 1850S24 Clear Marine Spar Urethane Varnish...
KILZ Premium High-Hide Stain Blocking Interior/Exterior...
WHISPER GRAY Boat Paint, Brushable EXTERIOR GEL COAT...
Minwax 66020000 Gel Stain , quart, Aged Oak
PPG ProLuxe Door & Window Wood Finish, 1 Gallon, 003...
Manufacturer
RUST-OLEUM
System Three Resins,Inc
KILZ
Fiberglass Coatings
Minwax
Sikkens
Material
Water-based
Urethane Varnish
Water_based
Gel
Gel stain
Alkyd high solid
Color
Gloss
Gloss
White
Gray
Aged oak
Clear Satin
Preview
RUST-OLEUM 250031 Gallon Outdoor Clear Gloss Finish
Product Name
RUST-OLEUM 250031 Gallon Outdoor Clear Gloss Finish
Manufacturer
RUST-OLEUM
Material
Water-based
Color
Gloss
Preview
System Three 1850S24 Clear Marine Spar Urethane Varnish...
Product Name
System Three 1850S24 Clear Marine Spar Urethane Varnish...
Manufacturer
System Three Resins,Inc
Material
Urethane Varnish
Color
Gloss
Preview
KILZ Premium High-Hide Stain Blocking Interior/Exterior...
Product Name
KILZ Premium High-Hide Stain Blocking Interior/Exterior...
Manufacturer
KILZ
Material
Water_based
Color
White
Preview
WHISPER GRAY Boat Paint, Brushable EXTERIOR GEL COAT...
Product Name
WHISPER GRAY Boat Paint, Brushable EXTERIOR GEL COAT...
Manufacturer
Fiberglass Coatings
Material
Gel
Color
Gray
Preview
Minwax 66020000 Gel Stain , quart, Aged Oak
Product Name
Minwax 66020000 Gel Stain , quart, Aged Oak
Manufacturer
Minwax
Material
Gel stain
Color
Aged oak
Preview
PPG ProLuxe Door & Window Wood Finish, 1 Gallon, 003...
Product Name
PPG ProLuxe Door & Window Wood Finish, 1 Gallon, 003...
Manufacturer
Sikkens
Material
Alkyd high solid
Color
Clear Satin

We choose the following fiberglass door finish products based on some considering facts. You should always consider some facts before picking, such as; what type of material they are made of, which color they are provided, etc.

At that point, these are the best exterior door finish. Just go through the list and select the one that best matches your projects.

RUST-OLEUM 250031 Gallon Outdoor Clear Gloss Finish

RUST-OLEUM 250031 Gallon Outdoor Clear Gloss Finish

Let’s start our best finish for exterior fiberglass door with RUST-OLEUM 250031 Gallon Outdoor Clear Gloss Finish. The RUST-OLEUM 250031 is the best stain for fiberglass doors.

The RUST-OLEUM 250031 Gallon Outdoor Clear Gloss Finish provides you a decent design with a smooth finish. It is made in the USA. This water-based Varathane finish gives a crystal clear gloss finish to your fiberglass door.

This product comes with UV absorbers that offer you unbeatable protection of the fiberglass door against harmful elements and also from sun damage. It also provides a non-yellowing finish.

It is resistant to scratches, graying as well as weathering. Besides, it will increase the longevity of your exterior fiberglass door year after year.

The RUST-OLEUM 250031 is an extra fast drying fiberglass primer-sealer. It has a low odor. You can clean this product with water easily. To get the best result, you have to apply this RUST-OLEUM 250031 up to 3 coats in a day.

Pros

  • Provides a decent design with a smooth finish
  • Gives a crystal clear gloss finish to the fiberglass door
  • Comes with UV absorbers
  • Resistant to scratches, graying as well as weathering
  • Extra fast drying
  • Low odor

Cons

  • Doesn’t work well with a roller
  • The color turns white when it rains

System Three 1850S24 Clear Marine Spar Urethane Varnish Coating

System Three 1850S24 Clear Marine Spar Urethane Varnish...

If you are thinking of a polyurethane fiberglass finish for your fiberglass door, you should go for System Three 1850S24 Clear Marine Spar Urethane Varnish Coating.

This System Three 1850S24 is a high solid fiberglass finish that can cure completely even over system 3 epoxy products. It features a VOC compliant finish. It provides you super protection against salt, air, and water. Thus, it offers a clear, satin, and durable finish to the fiberglass door.

This high-build urethane coating product is intended for not only marine but also for exterior wood surfaces. It comes with state-of-the-art UV absorbers. These ultraviolet light absorbers keep the beautiful appearance of the wood surfaces as well as protect it from the constant exposure to sun rays.

This Clear Marine Spar Urethane Varnish Coating is not only resistant to scratching and marring but also resistant to many cleaners as well as solvents. One gallon of this Spar Urethane Varnish Coating can cover 300 - 350 square feet.

Pros

  • Provides a gloss, satin, and durable finish
  • A high solid fiberglass finish
  • Protects from salt, air, and water
  • Features VOC compliant finish
  • Comes with state-of-the-art UV absorbers
  • Resistant to scratching and marring

Cons

  • A little bit flexible product
  • It is slight in color

KILZ Premium High-Hide Stain Blocking Latex Primer

KILZ Premium High-Hide Stain Blocking Interior/Exterior...

KILZ Premium High-Hide Stain Blocking Latex Primer is the bestbonding primer for fiberglass doors. It has a super water-based formula that can seal the surfaces with a uniform finish. It can also hide stains.

The KILZ Premium has excellent adhesion capacity to most of the interior as well as exterior surfaces. It provides the right consistency that helps for a super smooth finish. It not only seals the porous surfaces but also fills in small imperfections. It can prevent mildew as well as mold.

Whether interior surface or exterior surface, this KILZ Premium works well for both of the surfaces including woodwork, paneling, drywall, plaster, masonry, brick, and many more. It is perfect for high-humidity areas. It should be used over or under oil or latex-based paint.

There are no VOCs in this primer for fiberglass doors. It has a low odor. You can clean easily with water as well as soap. One gallon container of KILZ Premium High-Hide Stain sealer can cover approximately 300-400 square feet surfaces.

Pros

  • Has a super water-based formula
  • Seals the surfaces with a uniform finish
  • Can hide stains
  • Has excellent adhesion capacity
  • Provides the right consistency
  • Prevents mildew as well as mold
  • Interior or Exterior
  • Zero VOCs
  • Low odor

Cons

  • Dries up quickly

WHISPER GRAY Boat Paint, Brushable EXTERIOR GEL COAT KIT

WHISPER GRAY Boat Paint, Brushable EXTERIOR GEL COAT...

Next in our best finish for exterior fiberglass door review lists, we have WHISPER GRAY Boat Paint, Brushable EXTERIOR GEL COAT KIT.

It offers the best gel top coating as well as UV paint protective marine paint layer for your fiberglass door, total Boat, automobiles and so many other projects. Thanks to WHISPER GRAY Boat Paint for giving the highest quality flexural strength.

It is resistant to crack, water, chemical as well as tear. It expands life durability. Furthermore, it features UV stability that produces a UV Tough protective layer on the fiberglass door. If you want to restore the gel coat, you should use this EXTERIOR GEL COAT KIT product.

The WHISPER GRAY Boat Paint is made in the USA that can refinish your project perfectly.

Pros

  • Offers the best gel top coating
  • Features UV stability
  • Creates UV paint protective marine paint layer
  • Gives the highest quality flexural strength
  • Restore the gel coat

Cons

  • This is a brushable paint, thus it can’t apply with a sprayer

Minwax 66020000 Gel Stain

Minwax 66020000 Gel Stain , quart, Aged Oak

If you want a uniform color finish for your fiberglass door, in that event, Minwax 66020000 Gel Stain is there to meet up your demand.

It has a unique non-drip formula. Thus, the application of Minwax 66020000 Gel Stain is easy for vertical surfaces. This gel stain offers a uniform color not only for wood surfaces but also for non-wood surfaces including fiberglass, veneer, metal, and many more. It offers an aged oak color.

You can use this Minwax 66020000 for various projects, such as woodwork, doors, furniture, trim, molding, cabinets, accessories, etc. This gel stain provides a beautiful wood finish.

It is America's leading brand for staining wood that is perfect for wood care.

Pros

  • Offers a uniform color finish
  • Has a unique non-drip formula
  • Can apply easily on vertical surfaces
  • Provides a beautiful wood finish
  • Perfect for wood care

Cons

  • Nothing significant found at all

PPG ProLuxe Door & Window Wood Finish

PPG ProLuxe Door & Window Wood Finish, 1 Gallon, 003...

We would like to complete our best finish for exterior fiberglass door review lists with this PPG ProLuxe Door & Window Wood Finish.

This PPG ProLuxe is formulated with alkyd high solids. This high solid formulation of this wood finish offers not only excellent microporosity but also flexibility. It provides clear, gloss, and matte satin finishes to your doors, fiberglass doors, windows, and garage.

It can protect the wood from expanding. Besides, it prevents contracting the wood from changing climates as well as temperature differences between indoors and out.

The PPG ProLuxe Door & Window Wood Finish can remain flexible. It provides excellent durability by producing a barrier against weathering.

Pros

  • Has alkyd high solids formulation
  • Offers not only excellent microporosity but also flexibility
  • Provides a clear, gloss, and matte satin finish
  • Protect the wood from expanding as well as contracting
  • Remains flexible
  • Provides excellent durability

Cons

  • Lower temperature slower the drying time

What to Consider Before Buying the Best Finish For Exterior Wood Door?

When you are going to choose the best stain for a fiberglass door to buy, you may get confused as it’s a difficult task for you to choose the best one. At that point, you should know some buying guides that help you find the best one that suits you.

Types of Stain

The first thing you need to consider before buying the best stain for your fiberglass door is the types of stain. There are various types of stains used for fiberglass door finishes: gel stains, oil-based stains, exterior stains, semi-transparent or transparent stains. 

Among these stains, oil-based stains are the best stains for fiberglass door finishes. Semi-transparent or transparent stains should not be used but if it’s opaque it can be used for the fiberglass door finishes.

UV Resistant

You also have to consider whether the stains are UV resistant or not. If the stains are not UV resistant, it will ruin the finished fiberglass door surface by fading the stain color when it is exposed to the sunlight.

Staining Method

Some stains can’t apply with brush/roller, and some with sprayer. You need to know about various staining methods and which stains can’t work with these staining methods.

Conclusion:

Most people choose a fiberglass door as an entry door due to having its super smooth surface and also for its elegant look. To make this elegant look of the fiberglass door, it needs the best finish that provides long-lasting protection.


But, it is a troublesome task to choose which finish is the top of the line. Picking up the best ensures the best finishes for exterior doors.


In this article, we provide you a list of the best finishes for the exterior fiberglass door by doing extensive research. Now, you have already read about our exterior finish product description, and the buying guidelines; it’s your turn to settle on a conclusion on which one is the best finish for your project.

You May Like Also:

We will be happy to hear your thoughts

      Leave a reply