The 8 Best Fiberglass Primers And Sealer (2022 reviews)

The Zinsser Fiberglass Primer And Sealer should be able to handle its purpose and duties with ease. The zinsser fiberglass primer and sealer works very well, has a sealed finish and it is flexible. Whether you need a premium primer to resolve common issues around the home or are looking for industrial-strength endurance for commercial properties, zinsser offers effective formulas. Many of these best-selling primers come in both traditional quarts/gallons for roll and brush on applications as well as quick-apply aerosol sprays.

The primer is good for exterior surfaces and it covers them very well. Finally, the zinsser fiberglass primer and sealer can cover and eliminate surface problems (like mold, water damage, odors and more) so that they can be painted directly over without repairs.

Almost all buyers opine that the primer is designed to secure drywall tape. Also, they also found that the primer was warm enough or you would have wasted your time and money. Also, they strongly agree that the application of this peel stop primer sealed the very rough irregular surface and enabled the new paint to adhere. Overall, buyers found this to be one of the best primers for daily purposes.

Top Customer Quotes:

This works for drywall patching/texture.
Coat right over peeling paint with rust-oleum zinsser peel stop triple-thick primer.
This is going to be a go to for future projects.
This is used for dark colors and it is very thick.

Best For Model Number: Custom Shop Fiberglass Primer And Sealer

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The Custom Shop Fiberglass Primer And Sealer is capable of outshining several other primers featured in this list in overall features for the price point. The custom shop fiberglass primer and sealer can be used as a sealer. Add 1/2 part of xr70 or ur70 reducer, topcoat or basecoat can be applied in 30 minutes. Make sure this fits by entering your model number. And, it offers excellent salt spray resistance and is a fast dry product.

Above all, the custom shop fiberglass primerand sealer is 4 hours once mixed.

Almost all customers opine that the primer comes in different primer colors. In addition, they strongly agree that the primer is good as a sealer and bare metal primer.

Why We Like This:

This is perfect for industrial applications, is sandable and it is made with fast shipping.
This allows for excellent topcoat gloss holdout.
This allows for more precise mixing, no induction time needed before application.
This sprays very flat and it covers very well.

Best For Tile: Xim Great Primer

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The Xim great primer is capable of outshining several other primers featured in this list in overall features in its price range. The Xim great primer has smooth coverage, looks great and it is flat. Make sure this fits by entering your model number. In addition, the primer is durable and it is very thick.

The primer is perfect for ceramic tile, is perfect for complete coverage and it comes with great stuff. Further, the primer is good for outdoor use and it has great results. Lastly, the Xim Great Primer can be used for both indoor or out-door applications and can be used with either oil/alkyd or latex topcoats.

Almost all customers opine that the primer will help, but you need to sand the surface of the pvc. In addition, a few also found that the primer is a good one, However, you will want to use xim as a primer to ensure a good bond. And, they say that the primer is good for plastic laminate. To sum up, for most buyers, Xim product was what they were looking for.

Top Customer Quotes:

This is a solvent-based bonder and is interior or exterior using alkyd or latex topcoats.
This is perfect for the base coat before antiquing some old furniture.
This is a great primer for melamine covered surfaces.
This is true black, so it absorbs all the light, giving a dark cavity.

Best With Great Stuff: Xim Fiberglass Primer And Sealer

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The Xim Fiberglass Primer And Sealer is satisfactory and appropriate and fits well with your daily purpose. The xim fiberglass primer and sealer provides excellent adhesion and wet adhesion to "hard-to-paint" surfaces, even when wet. Make sure this fits by entering your model number. Further, it is used for both indoor and outdoor applications, and can be used with oil/alkyd, latex, urethane, epoxy and lacquer top coats.

Most importantly, the xim fiberglassprimer andsealer cleans up with soap and it is great with great stuff.

Most customers found that the primer will help it last longer. And, a few strongly agree that the primer can be used as bonding primer for cement to bond to tile after 36 grit sand scuff and cleaner/ degreaser, then applied primer then applied epoxy counter top process.

Top Customer Quotes:

This is that this bonder goes on very lightly...needing two coats.
Performs like an industrial solvent primer.
This is truly the best primer ever.
White bonding primer/sealer provides excellent adhesion.

Best For Corrosion Resistance: Eastwood Fiberglass Primer And Sealer

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Eastwood offers a variety of primers for personal choice and yet maintains quality in all the variants. The Eastwood Fiberglass Primer And Sealer is required with this epoxy system. After shaking/stirring primer, thoroughly mix one part primer with one part catalyst. And, it maintains good color hold out on steel, aluminum, fiberglass, body fillers and existing finishes.

Above all, the eastwood fiberglass primerand sealer adheres well and it contains no lead.

"I highly recommend this primer goes on smooth as glass. " - says, one customer. Overall, many have used the primer for more than a few months without any issues, and it shows no sign of giving up.

Why We Like This:

Dry film thickness, though more material may be applied as needed.
Eastwood epoxy primer should be applied in medium wet coats, with a 30.
This dries fast and it is best for corrosion resistance.
After five days, primer must be scuffed sanded prior to topcoat application.

Best For Great Color: Speedokote Fiberglass Primer And Sealer

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We would, of course, be remiss if we didn't mention Speedokote Fiberglass Primer And Sealer for daily purpose. The speedokote fiberglassprimer and sealer is 2.1 lbs/gallon and compliant everywhere. . In addition, the primer comes with good stuff and it is good for corrosion resistance.

Above all, the speedokote fiberglass primer andsealer is easy to sand and it is made with great adhesion.

Most buyers quickly discovered that the primer is used to prime auto panels. Further, a few say that the primer will cover a lot of surface. Further, they also found that the high fiber polyester primer will absorb moisture, which will cause fractures in the paint if the vehicle is under hot sun. In short, for almost all customers, the primer was just what they wanted.

Why We Like This:

One of the newcomers and featured product.
New and hot releases.

Best For Use: Rustoleum Fiberglass Primer And Sealer

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Best part: Rustoleum Fiberglass Primer And Sealer costs comparatively low and it is available to ship in 24 hours. Make sure this fits by entering your model number. . When it comes to searching for an optimal primer, the rustoleum fiberglass primer and sealer is definitely your first choice.

Why We Like This:

Any angle spray with comfort tip.
For use in metal, fiberglass and more.
Use outdoors or in a well-ventilated area such as an open garage.

Best For Aluminum: Eastwood Epoxy Primer

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The Eastwood line of primers comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Eastwood Epoxy Primer maintains good color hold out on steel, aluminum, fiberglass, body fillers and existing finishes. Epoxy primer may be topcoated after approximately 30 minutes (wait 45-60 minutes after applying more than two coats), or up to about five days. And, it dries fast and it is flat. Most importantly, the Eastwood epoxy primer is required with this epoxy system.

"Make sure you buy the additive. " - says, one customer. Obviously, this primer passed the test and had very satisfied buyers eager to share their experience.

Why We Like This:

After shaking/stirring primer, thoroughly mix one part primer with one part catalyst.
Dry film thickness, though more material may be applied as needed.
Eastwood epoxy primer should be applied in medium wet coats, with a 30.
After five days, primer must be scuffed sanded prior to topcoat application.