Updated: 25 Jul 2025

10 Best thermal insulating paints of 2025

Updated: 25 Jul 2025

#1

Best Choice

Kanpehapio aqueous silicon thermal barrier roofing Ginkuro 7K

9.9

Kampe Hapio

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[Use] Do not use for anything other than its intended purpose. ■ [Roof] Cement Tiles / Slate Tiles / Galvanized Tiles (Color Best / Colonial etc.) *The new tin has poor paint adhesion, so after leaving it for half a year, the surface will be gone, and then apply a primer of one of the following before applying a top coating. 1. Our product is "Anti-Rust Series(Water-based or Oil-Based Product): Effect / Rust Resistant. 2. Our product is "water-based silicone primer for heat shielding roofs": Effectiveness / Rust prevention & heat shielding effect greatly improved. When applying to tiles, please use our "oil-based seal sealer" before using a special primer (Except new and new tiles. Wood, iron parts: Building materials / plywood, etc. [Can't be painted] [Tiles] Glazed tiles, unglazed clay tiles, glazed cement tiles, glazed concrete tiles, dried western tiles (moniel tiles), single tiles, natural stone tiles, [Plate] galvalum steel plates, PVC steel plates, fluorine steel plates, copper plates, stainless steel, aluminum plates, resin plates. Please check it before using

[Features] Heat shielding pigments (special thermal shielding pigments, infrared reflective pigments) + acrylic silicone resin (forming a strong coating film against acid rain, salt damage, ultraviolet rays, exhaust gases, etc.). Silver and black does not contain infrared reflective pigments. ■ Infrared reflective pigment reflects infrared rays, lowers the upper layer of roof surface temperature up to 18°C - 4°C). (Compare to our previous paints) The acrylic and silicone resin formula creates a coating film that is resistant to dirt such as acid rain, salt damage, UV rays, exhaust gas, and other contaminants to keep the building looking beautiful. ■ Heat shielding effect prevents heat deterioration compared to traditional paint. ■ Excellent water resistance to protect your roof from rain water. ■ Quick-drying, low odor, safe and environmentally friendly water-based paint. ■ Strong anti-mold formula prevents mold from forming for a long time. ■ Quick-drying properties help shorten time and work processes. ■ Use water-based silicone for thermal shielding roofs, sold separately, to further increase the thermal insulation effect

Drying and Overlaying Time: [44°F (20°C)] Drying Time: Approx. 1 hour; Coat Weight: Approx. 4 hours; Winter Season: Dry Time: Approx. 2 hours; Coating Area: Approx. 6 hours; Coverage (2 coats); [0.7 L] Approx. 2.5 - 3.5 m² (2.5 - 3.5 m²) Tatami (1.8 - 1.8 - 1.8 - 1.8 m²) 1.6L Tatami Size: Approx. 5 - 8 m² (5 - 8 m²); Tatami Size: Approx. 4 sheets [3 L]; Approx. 10 - 15 m²; Tatami Width: Approx. 8 sheets [7 kg]; Approx. 22 - 32 m²; Tatami Size: Approx. 16 sheets [14 kg]. About 45~ 64 m² Tatami Width: Approx. 33 sheets
#2

Best Value

ISOLATE Thermal Insulation Paint, White, 10 kg, Heat Insulation and Moisture Repellent, Perfect for Indoor and Outdoor Use, Energy and Environmental Protection, White Colour, Long Lasting

9.7

h2oplus

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Heat Protection This product is not only a heat insulating paint, but also an effective solution to keep your home warm in winter and cool in summer and reduce energy consumption.

ANTISONOR: Acoustic insulation in addition to thermal insulation. Reduces the ECO and reverberation effect that occurs on clean and wide surfaces

ANTI MOISTURE BARRIER Designed to resist moisture, this white paint protects outside moisture repelling and white inside, protecting your walls from mold and mildew.
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#3

WEILAOK Transparent Insulating Paint, Electronics Insulating Spray, Insulating Varnish, Waterproof and Quick Drying for Circuit Boards, Control Boards etc., 100 ml

9.6

WEILAOK

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Product features: transparent insulating paint is made of high-quality materials, waterproof, dustproof and salt spray resistant, has a good formula and no bubbles

Product Effect: Our electronic adhesive is professional quality and features high adhesion, insulation and waterproofing as well as a durable seal. It is very suitable for protection, sealing and insulation of related electronic and electrical materials

Insulating coating: After curing, insulating spray electronics forms a soft, rubbery, insulating protective layer on the surface of electronic components. It can withstand high and low temperatures, is waterproof and corrosion resistant and can effectively protect circuits and components
#4

Rust-Oleum 7778502 High Heat Paint, 946 Milliliter

9.4

Rust-Oleum

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Indoor and Outdoor Versatility: Whether sprucing up an indoor radiator or giving your outdoor barbecue grill a new lease on life, this paint offers robust, corrosion-resistant coverage that stands up to the elements, making it perfect for any setting.

High-Temperature Durability: Rust-Oleum Specialty High Heat Brush On is specially formulated to withstand temperatures up to 1000°F (538°C), ensuring your metal surfaces are protected and revitalised even under extreme heat.

Convenient Drying Times: With a touch-dry window of 2-4 hours and a complete dry time of 24 hours, this brush-on paint allows for a manageable application process, letting you quickly move on to enjoying your refreshed, heat-resistant metal items.
#5

Rust-Oleum 241169 High Heat Ultra Enamel Spray, Black, 12-Ounce

9.3

Rust-Oleum

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Versatile Application: Ideal for a wide range of applications, this enamel spray paint can be used on barbeque grills, wood stoves, radiators, firepits, and fireplace screens, as well as automotive parts. Whether for repair or renovation, it provides a sleek, high-quality finish to various surfaces.

Semi-Gloss Finish for Premium Look: Achieve a sophisticated, premium appearance with the semi-gloss finish of this enamel spray paint. Not only does it offer a rich, deep colour, but it also maintains its gloss and colour retention even after repeated heating, ensuring your surfaces look great over time.

Enhanced Durability & Protection: Rust-Oleum Ultra High Heat Enamel Spray Paint is engineered with superior rust-preventive properties, ensuring your indoor and outdoor high-heat surfaces are shielded against wear and tear. Its robust formulation withstands temperatures up to 650°C, making it perfect for BBQ grills, stoves, and more.
#6

Rust-Oleum 7778830 High Heat Enamel Spray, Bar-B-Que Black, 12-Ounce

9.1

Rust-Oleum

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Rust Protection: Not only does it endure high heat, but it also offers robust protection against rust, ensuring your metal items remain in pristine condition even in harsh weather conditions or when exposed to high temperatures.

Quick Drying: With a touch-dry time of only 30 minutes and a full cure within 1 hour, this spray paint allows for a swift and efficient application process, minimising downtime and enabling you to get back to using your metal items sooner.

Exceptional Heat Resistance: Rust-Oleum Specialty High Heat Spray is engineered to withstand extreme temperatures up to 1200ºF (648ºC), perfect for protecting and renewing grills, stoves, radiators, and more, ensuring your metal surfaces look great and last longer.
#7

Dupli Color High Heat Paint, 340 g, Black

8.8

Dupli-Color

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Used in industrial machinery and exhaust systems

Resists temperatures up to 1093°c

It is designed for painting areas that are exposed to extremely hot temperatures
#8

Transparent Waterproof Coating - Premium Polyurethane Waterproof Coating & Invisible Waterproof Sealant for Home, Roof, Bathroom, Kitchen, Garden (100g,1)

8.7

Yoelau

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Repairing Leak Capability: With our Repairing Leak Waterproof Adhesive, you can easily mend leaks in cement walls, tiles, and other areas prone to water seepage, ensuring long-lasting durability.

Multifunctional Use: Our Transparent Waterproof Coating is designed to work effectively on various surfaces such as roofs, bathrooms, kitchens, gardens, and walls, providing versatile protection against water damage.

Invisible Protection: The Multifunctional Invisible Waterproof Coating ensures that your surfaces remain protected without altering their appearance, offering a clear, transparent finish.
#9

Lmyit Waterproof Insulating Sealant, 300g Clear Waterproof Coating Agent with Brush, Invisible Waterproof Anti-Leaking Sealant Agent, Grout for Window Sill, Toilet, Exterior Wall, Crack, Roof

8.6

Lmyit

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Quick and Easy Way: Invisible Waterproof Agent helps you stop leaks and protect your surfaces from water damage. It's easy to ply and dries fast. After it dries, you can paint over it with any color.

Powerful Solution for Sealing: This invisible waterproof agent helps you and fix any cracks or leaks. It dries quickly and ma plastering easy and long-lasting. You can repair any surfaces with this powerful solution and prevent water damage.

Easy Application: You can use this waterproof sealant to easily fix water leaks on different types of surfaces. It works because the founda tion surfaces are dry and clean before applying it.
#10

BUGUUYO 6 Pack Heat Resistant Adhesive Tape Multi-function Thermal Tape Insulating Properties

8.3

BUGUUYO

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Tape wrap heat tape heat press tape heat press tape wrap heat tape tape 12 volt heat tape tape heating tape sublimation oven wire tape heat tape repair tape tape tape liquid electrical tape plumber tape-- special adhesive , strong adhesive force, no residual glue is left on the covered surface after tearing.

Muffler tape tape for sublimation wrap tape 12 volt tape heating tape tape sublimation oven liquid electrical tape electrician tape electrical tape for home practical tape electrical tape wire tape-- made of prime material, the tape durability and practicability.

Heating tape muffler tape sublimation oven sublimation oven muffler tape heating tape electrical tape tape adhesive tape tape wear- tape DIY tape tape adhesive tape for home multi-function thermal tape DIY thermal tape tapes liquid electrical tape-- special adhesive , strong adhesive force, no residual glue is left on the covered surface after tearing.