Masonry is a centuries-old craft, with updates over time adding coating to its surfaces. Some forms of masonry like those used in fireplaces or areas with low humidity are designed to retain high heat.
Without high heat masonry paint, several brick surfaces in places with low humidity will remain uncoated. Proper coating with high heat masonry paint prevents gradual cracks and imminent disintegration.
You can decide to use high heat masonry paints with primers, specialized cement, water-proofers, and so on. However, proper coating with a high heat masonry paint prevents heat penetration onto bricks.
Different forms of high heat-resistant paint exist that are ideal for masonry surfaces. That’s why this guide recommends the best high heat masonry paints across categories.
Best High Heat Resistant Masonry Paint
INSL-X Fire Retardant Paint
Intumescent properties in this fire retardant paint makes it a great option for multiple high-heat surfaces. It comes with a sleek matte finish designed to retard heat spreading that might lead to surface wear and tear.
The fire retardant paint is suitable for coating wood, plaster, cellulose, metal, and masonry. It also dries quickly, possesses a low odor formulation, and supports washing too.
AW Perkins 1400-Degree Paint
Several paints will crack, split, or peel under intense heat, but the AW Perkins 1400 is in a different class. The non-peel paint comes in matte black and remains consistent under heats up to 1400°F.
Its high heat-resistant properties extends the life of masonry, steel, iron, and other surfaces. It also possesses a low VOC formula along with increased surface protection against corrosion.
Best High Heat Brush-On Paint
Rutland 1200-Degree F Stove Paint
Brush-on paints from Rutland offer better spread with flat, black, matte finish and improved resistance against high temperatures. The paint supports improved heat protection (of up to 1200°F) and has a non-flammable formulation.
16 oz. cans of this brush-on paint are ideal for coating steel, aluminum, cast iron, masonry and other metals. No primer is necessary before using this paint and you can get a dry finish in few hours.
Rust-Oleum 1200-Degree High Brush-On Paint
The oil-based enamel paint is designed to retain its form under intense heat of up to 1200°F. A single coating of the high brush-on paint can resist varying temperatures and protect different surfaces.
The paint also retains its color after repeat heating, making it a favored option for long-term use. One 32 oz. container of this paint can cover more than 120 sq. ft. in surface area and dries under 240 minutes.
Besides being an option for brick surfaces, this paint can provide excellent coating for metal, wood, and much more.
Best High Heat Resistant Paint for Brick Fireplace
Giani Brick Transformations Paint (Whitewashed)
The Giani (Whitewashed) Brick Transformation paint is an excellent acrylic water-based paint for brick surfaces. Vintage masonry furnaces could get safe, low odor and VOC coating with this paint’s formulation.
It has a quick-dry formula that provides a protective, high-heat coating on covered surfaces within six (6) hours. One 16 oz. pint of this paint can cover more than 100 sq. ft. of brick surfaces with correct dilution.
You need to dilute its content with a 1:2 ratio of thinner (for use in non-flammable areas only) or water.
AW Perkins 90AW Stove Spray Paint
The AW Perkinds 90AW is an aerosol-form paint designed to coat surfaces that experience high heat. Its 12 oz. container features a multipurpose coating designed to stick onto metal, wood, and other surfaces.
High heat surfaces like fireplace housing will receive added insulation from this spray paint.
KILZ Masonry Paint
A gallon of KILZ Masonry Paint is an ideal choice for coating low-humidity areas and outdoor surfaces. One container’s content can cover 1000 sq. ft. of space, making it a top choice for bricks and stuccos.
Best High Heat Spray Paint
Krylon 12 oz. Spray Paint
The paint and primer combination in this spray paint makes it an ideal option for high-heat surfaces. It comes with an interior-only formulation best suited for coating the inner spaces of wood, metal, and plastic surfaces.
A 12 oz. can of this spray paint renders a glossy finish for long-lasting appearance in low-humidity areas.
Seymour 620 Industrial MRO Spray Paint
The Seymour 620 offers better spread for high heat paints with its spray cap. One 16 oz. container can achieve almost 4 times more coverage than brush-on paints.
It has an anti-run and anti-sag composition designed to improve its overall appearance and prevent waste. The industrial paint provides protection against the weather, corrosion, and several destructive elements.
It also features compounds to improve its heat resistance and anti-abrasion properties. The industrial-grade spray is currently available in thirteen (13) different colors and is ideal for several surfaces.