10 Best Exterior Primers 2026 in the United States

The Zinsser 2000 Bulls Eye 1-2-3 Water-Base Primer is versatile, working well on both indoor and outdoor surfaces. This primer has excellent surface compatibility, sticking to all surfaces without the need for sanding. This makes it easy to apply, even for those who might not have extensive painting experience. The acrylic formula is breathable and flexible, which means it resists common issues like blistering and peeling, especially useful for exterior applications where weather resistance is crucial.

Additionally, its rust-inhibitive properties make it suitable for new metal surfaces, protecting them from corrosion over time. The primer also excels in blocking stains, including graffiti and tannin bleed, ensuring a smooth and clean finish. Its low odor makes it more pleasant to use indoors compared to other primers with strong smells.

The large 640-ounce volume is ideal for bigger projects, but it may be more than needed for smaller tasks. Those looking for a reliable, multi-surface primer that performs well in various conditions will find this product effective.

The Zinsser 276087 White Mold Killing Primer is a versatile water-based product designed for both interior and exterior use. Its standout feature is its ability to paint directly over mold, mildew, and odor-causing bacteria, making it a practical solution for surfaces prone to moisture issues. Additionally, it has EPA registration, ensuring it meets safety and efficacy standards.

This primer is compatible with masonry and metal surfaces, making it suitable for various applications, including binding chalky siding. Its matte finish provides a smooth, non-glossy appearance, and it comes in a convenient 32-ounce can, covering up to 160 square feet per can. The primer dries quickly, with a full cure time of just one hour, which is beneficial for time-sensitive projects.

This product is best suited for individuals dealing with mold or mildew issues on masonry or metal surfaces, both indoors and outdoors.

The Zinsser 290971 Bulls Eye 1-2-3 All Surface Spray Primer is a versatile primer suitable for both interior and exterior use. It works well on a variety of surfaces like drywall, concrete, wood, masonry, metal, and even glossy or difficult surfaces. This makes it a great option for those needing a catch-all primer for various projects. The water-based formula ensures that it adheres uniformly without the need for sanding, which simplifies the prep work significantly.

Furthermore, it has excellent stain blocking resistance, which helps to cover up stains effectively and can be topcoated with either oil or latex paints. It dries to the touch in just 30 minutes, allowing for quick completion of projects. Coverage is decent at up to 12 square feet per can, which might be a bit low for larger projects but adequate for smaller tasks.

One of its standout features is its capability to hide imperfections with just one coat, saving both time and money. Some users might find the packaging size to be limiting for extensive projects as it only comes in a 13-ounce can. This primer is well-suited for users looking for a reliable, quick-drying solution that works on multiple surfaces and provides good stain blocking capabilities, though large-scale projects may require multiple cans.