What is the best primer to apply to walls before painting? Zinsser® GARDZ® Problem Surface Sealer is a clear, water-based acrylic resin sealer designed for interior application to porous surfaces before painting or wallcovering. It is suitable for application to interior walls, ceilings, and related surfaces. Zinsser® GARDZ® can be used on walls, ceilings, and associated surfaces too. 

When applying Zinsser® GARDZ®, it’s best to ensure the surface is clean before application. Otherwise, you’ll need to first remove any oils from the surface with a degreaser or soap and water solution. The key benefit of Zinsser® GARDZ®, according to the manufacturer, is that “it will not cause paint to blister.”

Best Primer To Apply to Walls Before Painting and Removing Wallpaper

Zinsser GARDZ is an excellent choice to apply to your walls before painting.  Especially consider Gardz after removing wallpaper. The reason to use Gardz prior to painting is that there could be residual wallpaper paste left behind and Gardz locks it in and down. This will help you avoid walls from peeling due to the paste interacting with the paint and being re-wet. And check out my other posts about what is the best white paint for ceiling and how long it takes to paint a bedroom.

How to apply Zinsser GARDZ

When applying Zinsser GARDZ, it is best to ensure that the surface is clean first. If the surface is not clean, you will need to first remove any oils from the surface with a degreaser or soap and water solution. Zinsser GARDZ can be applied with a brush, roller, or sprayer. The manufacturer recommends that you apply two coats for the best results. Make sure to allow the first coat to dry completely before applying the second coat.

When applying a primer, it is best to use a primer that adheres well to the surface and will provide a good base for your topcoat. According to The Family Handyman, you can use Zinsser GARDZ Problem Surface Sealer as a coating prior to going with your topcoat of paint. This will work great on drywall but may not be the best option for wood surfaces. According to the manufacturer, Zinsser GARDZ is more suitable for interior wall application. You can purchase Zinsser® GARDZ® online or at retailers like Lowe’s and Walmart.

When to use Zinsser GARDZ After Removing Wallpaper

Zinsser GARDZ is a clear, water-based acrylic resin sealer designed for interior application to porous surfaces before painting or wallcovering. Zinsser GARDZ forms a tough, clear film over the surface of the substrate that resists cracking, peeling, and deterioration. It is suitable for application to interior walls, ceilings, and related surfaces before painting or wallcovering with any type of finish. Zinsser GARDZ can also be used on walls, ceilings, and related surfaces too. When applying Zinsser GARDZ®, it’s best to make sure the surface is clean before application. 

Primer will also work well when removing wallpaper, or if you have a problem surface that needs prep work. If you want the best solution for preparing surfaces in advance of painting, Zinsser® GARDZ® Problem Surface Sealer is the perfect choice for any interior application. 

Lotz of Advice

Gardz is a  water-based acrylic resin sealant that can be applied on all porous surfaces, including walls and ceilings prior to painting or wallcovering applications. This product has been specifically designed with both indoor and outdoor use in mind so it won’t cause paint blisters even after prolonged exposure time periods like exterior paints do!

It works well for preparing surfaces to avoid paint peeling. This is because Zinsser® GARDZ® Problem Surface Sealer will provide you with superior surface adhesion, which will allow your new painted or wallpapered walls to last longer. For best results, it’s important that the surface is clean before applying the primer.  Make sure you consider what is the best primer to apply to walls before painting. Check out all of my hundreds of videos on my YouTube DIY channel.